Airmen of the 24th & 25th Air Force wave to spectators during the Texas Cavaliers River Parade April 23 at the San Antonio River Walk. In 1941 the Texas Cavaliers King Antonio celebrated the completion of improvements to the San Antonio River Walk with the first River Parade, where the floats really float. The King and many others have been delighting audiences along the River Walk ever since. (U.S. Air Force Photo By Andrew C. Patterson)

Sailor musicians of the U.S. Sea Services wave to and entertain spectators during the Texas Cavaliers River Parade April 23 at the San Antonio River Walk. In 1941 the Texas Cavaliers King Antonio celebrated the completion of improvements to the San Antonio River Walk with the first River Parade, where the floats really float. The King and many others have been delighting audiences along the River Walk ever since. (U.S. Air Force Photo By Andrew C. Patterson)

Marines of the 4th Reconnaissance Battalion wave to spectators during the Texas Cavaliers River Parade April 23, 2018 at the San Antonio River Walk. In 1941 the Texas Cavaliers King Antonio celebrated the completion of improvements to the San Antonio River Walk with the first River Parade, where the floats really float. The King and many others have been delighting audiences along the River Walk ever since. (U.S. Air Force Photo By Andrew C. Patterson)

Marines of the 4th Reconnaissance Battalion wave to spectators during the Texas Cavaliers River Parade April 23, 2018 at the San Antonio River Walk. In 1941 the Texas Cavaliers King Antonio celebrated the completion of improvements to the San Antonio River Walk with the first River Parade, where the floats really float. The King and many others have been delighting audiences along the River Walk ever since. (U.S. Air Force Photo By Andrew C. Patterson)

Marines of the 4th Reconnaissance Battalion wave to spectators during the Texas Cavaliers River Parade April 23, 2018 at the San Antonio River Walk. In 1941 the Texas Cavaliers King Antonio celebrated the completion of improvements to the San Antonio River Walk with the first River Parade, where the floats really float. The King and many others have been delighting audiences along the River Walk ever since. (U.S. Air Force Photo By Andrew C. Patterson)

Joint Base San Antonio Military Ambassadors wave to spectators during the Texas Cavaliers River Parade April 23 at the San Antonio River Walk. In 1941 the Texas Cavaliers King Antonio celebrated the completion of improvements to the San Antonio River Walk with the first River Parade, where the floats really float. The King and many others have been delighting audiences along the River Walk ever since. (U.S. Air Force Photo By Andrew C. Patterson)

Joint Base San Antonio Military Ambassadors wave to spectators during the Texas Cavaliers River Parade April 23 at the San Antonio River Walk. In 1941 the Texas Cavaliers King Antonio celebrated the completion of improvements to the San Antonio River Walk with the first River Parade, where the floats really float. The King and many others have been delighting audiences along the River Walk ever since. (U.S. Air Force Photo By Andrew C. Patterson)

U.S. Army North officers & soldiers wave to spectators during the Texas Cavaliers River Parade April 23 at the San Antonio River Walk. In 1941 the Texas Cavaliers King Antonio celebrated the completion of improvements to the San Antonio River Walk with the first River Parade, where the floats really float. The King and many others have been delighting audiences along the River Walk ever since. (U.S. Air Force Photo By Andrew C. Patterson)

Military representatives throughout San Antonio wave to the crowd during the Texas Cavalier River Parade April 23, 2018, San Antonio, Texas. The parade is one of key events during Fiesta San Antonio and dates back to 1941. It runs along the River Walk in downtown San Antonio. Fiesta began as a one-time parade (Battle of Flowers) in 1891, to honor the memory of the heroes of the Alamo and the Battle of San Jacinto, has grown into a celebration of San Antonio's rich and diverse cultures. Military representatives participate in receptions, parades, pilgrimages and memorials.

Military representatives throughout San Antonio wave to the crowd during the Texas Cavalier River Parade April 23, 2018, San Antonio, Texas. The parade is one of key events during Fiesta San Antonio and dates back to 1941. It runs along the River Walk in downtown San Antonio. Fiesta began as a one-time parade (Battle of Flowers) in 1891, to honor the memory of the heroes of the Alamo and the Battle of San Jacinto, has grown into a celebration of San Antonio's rich and diverse cultures. Military representatives participate in receptions, parades, pilgrimages and memorials.

Military representatives throughout San Antonio wave to the crowd during the Texas Cavalier River Parade April 23, 2018, San Antonio, Texas. The parade is one of key events during Fiesta San Antonio and dates back to 1941. It runs along the River Walk in downtown San Antonio. Fiesta began as a one-time parade (Battle of Flowers) in 1891, to honor the memory of the heroes of the Alamo and the Battle of San Jacinto, has grown into a celebration of San Antonio's rich and diverse cultures. Military representatives participate in receptions, parades, pilgrimages and memorials.

Military representatives throughout San Antonio wave to the crowd during the Texas Cavalier River Parade April 23, 2018, San Antonio, Texas. The parade is one of key events during Fiesta San Antonio and dates back to 1941. It runs along the River Walk in downtown San Antonio. Fiesta began as a one-time parade (Battle of Flowers) in 1891, to honor the memory of the heroes of the Alamo and the Battle of San Jacinto, has grown into a celebration of San Antonio's rich and diverse cultures. Military representatives participate in receptions, parades, pilgrimages and memorials.

Military representatives throughout San Antonio wave to the crowd during the Texas Cavalier River Parade April 23, 2018, San Antonio, Texas. The parade is one of key events during Fiesta San Antonio and dates back to 1941. It runs along the River Walk in downtown San Antonio. Fiesta began as a one-time parade (Battle of Flowers) in 1891, to honor the memory of the heroes of the Alamo and the Battle of San Jacinto, has grown into a celebration of San Antonio's rich and diverse cultures. Military representatives participate in receptions, parades, pilgrimages and memorials.

Military representatives throughout San Antonio wave to the crowd during the Texas Cavalier River Parade April 23, 2018, San Antonio, Texas. The parade is one of key events during Fiesta San Antonio and dates back to 1941. It runs along the River Walk in downtown San Antonio. Fiesta began as a one-time parade (Battle of Flowers) in 1891, to honor the memory of the heroes of the Alamo and the Battle of San Jacinto, has grown into a celebration of San Antonio's rich and diverse cultures. Military representatives participate in receptions, parades, pilgrimages and memorials.

Military representatives throughout San Antonio wave to the crowd during the Texas Cavalier River Parade April 23, 2018, San Antonio, Texas. The parade is one of key events during Fiesta San Antonio and dates back to 1941. It runs along the River Walk in downtown San Antonio. Fiesta began as a one-time parade (Battle of Flowers) in 1891, to honor the memory of the heroes of the Alamo and the Battle of San Jacinto, has grown into a celebration of San Antonio's rich and diverse cultures. Military representatives participate in receptions, parades, pilgrimages and memorials.

Military representatives throughout San Antonio wave to the crowd during the Texas Cavalier River Parade April 23, 2018, San Antonio, Texas. The parade is one of key events during Fiesta San Antonio and dates back to 1941. It runs along the River Walk in downtown San Antonio. Fiesta began as a one-time parade (Battle of Flowers) in 1891, to honor the memory of the heroes of the Alamo and the Battle of San Jacinto, has grown into a celebration of San Antonio's rich and diverse cultures. Military representatives participate in receptions, parades, pilgrimages and memorials.

Military representatives throughout San Antonio wave to the crowd during the Texas Cavalier River Parade April 23, 2018, San Antonio, Texas. The parade is one of key events during Fiesta San Antonio and dates back to 1941. It runs along the River Walk in downtown San Antonio. Fiesta began as a one-time parade (Battle of Flowers) in 1891, to honor the memory of the heroes of the Alamo and the Battle of San Jacinto, has grown into a celebration of San Antonio's rich and diverse cultures. Military representatives participate in receptions, parades, pilgrimages and memorials.

Military representatives throughout San Antonio wave to the crowd during the Texas Cavalier River Parade April 23, 2018, San Antonio, Texas. The parade is one of key events during Fiesta San Antonio and dates back to 1941. It runs along the River Walk in downtown San Antonio. Fiesta began as a one-time parade (Battle of Flowers) in 1891, to honor the memory of the heroes of the Alamo and the Battle of San Jacinto, has grown into a celebration of San Antonio's rich and diverse cultures. Military representatives participate in receptions, parades, pilgrimages and memorials.

Military representatives throughout San Antonio wave to the crowd during the Texas Cavalier River Parade April 23, 2018, San Antonio, Texas. The parade is one of key events during Fiesta San Antonio and dates back to 1941. It runs along the River Walk in downtown San Antonio. Fiesta began as a one-time parade (Battle of Flowers) in 1891, to honor the memory of the heroes of the Alamo and the Battle of San Jacinto, has grown into a celebration of San Antonio's rich and diverse cultures. Military representatives participate in receptions, parades, pilgrimages and memorials.

Military representatives throughout San Antonio wave to the crowd during the Texas Cavalier River Parade April 23, 2018, San Antonio, Texas. The parade is one of key events during Fiesta San Antonio and dates back to 1941. It runs along the River Walk in downtown San Antonio. Fiesta began as a one-time parade (Battle of Flowers) in 1891, to honor the memory of the heroes of the Alamo and the Battle of San Jacinto, has grown into a celebration of San Antonio's rich and diverse cultures. Military representatives participate in receptions, parades, pilgrimages and memorials.

Military representatives throughout San Antonio wave to the crowd during the Texas Cavalier River Parade April 23, 2018, San Antonio, Texas. The parade is one of key events during Fiesta San Antonio and dates back to 1941. It runs along the River Walk in downtown San Antonio. Fiesta began as a one-time parade (Battle of Flowers) in 1891, to honor the memory of the heroes of the Alamo and the Battle of San Jacinto, has grown into a celebration of San Antonio's rich and diverse cultures. Military representatives participate in receptions, parades, pilgrimages and memorials.

Military representatives throughout San Antonio wave to the crowd during the Texas Cavalier River Parade April 23, 2018, San Antonio, Texas. The parade is one of key events during Fiesta San Antonio and dates back to 1941. It runs along the River Walk in downtown San Antonio. Fiesta began as a one-time parade (Battle of Flowers) in 1891, to honor the memory of the heroes of the Alamo and the Battle of San Jacinto, has grown into a celebration of San Antonio's rich and diverse cultures. Military representatives participate in receptions, parades, pilgrimages and memorials.

Military representatives throughout San Antonio wave to the crowd during the Texas Cavalier River Parade April 23, 2018, San Antonio, Texas. The parade is one of key events during Fiesta San Antonio and dates back to 1941. It runs along the River Walk in downtown San Antonio. Fiesta began as a one-time parade (Battle of Flowers) in 1891, to honor the memory of the heroes of the Alamo and the Battle of San Jacinto, has grown into a celebration of San Antonio's rich and diverse cultures. Military representatives participate in receptions, parades, pilgrimages and memorials.

Military representatives throughout San Antonio wave to the crowd during the Texas Cavalier River Parade April 23, 2018, San Antonio, Texas. The parade is one of key events during Fiesta San Antonio and dates back to 1941. It runs along the River Walk in downtown San Antonio. Fiesta began as a one-time parade (Battle of Flowers) in 1891, to honor the memory of the heroes of the Alamo and the Battle of San Jacinto, has grown into a celebration of San Antonio's rich and diverse cultures. Military representatives participate in receptions, parades, pilgrimages and memorials.

Military representatives throughout San Antonio wave to the crowd during the Texas Cavalier River Parade April 23, 2018, San Antonio, Texas. The parade is one of key events during Fiesta San Antonio and dates back to 1941. It runs along the River Walk in downtown San Antonio. Fiesta began as a one-time parade (Battle of Flowers) in 1891, to honor the memory of the heroes of the Alamo and the Battle of San Jacinto, has grown into a celebration of San Antonio's rich and diverse cultures. Military representatives participate in receptions, parades, pilgrimages and memorials.

Military representatives from throughout San Antonio took part in the Texas Cavalier River Parade. The parade is one of the key events during Fiesta San Antonio and dates back to 1941. It runs along the River Walk in downtown San Antonio.

Military representatives from throughout San Antonio took part in the Texas Cavalier River Parade. The parade is one of the key events during Fiesta San Antonio and dates back to 1941. It runs along the River Walk in downtown San Antonio.

Military representatives, including Brig. Gen. Heather Pringle, 502nd Air Base Wing and Joint Base San Antonio commander, from throughout San Antonio took part in the Texas Cavalier River Parade. The parade is one of the key events during Fiesta San Antonio and dates back to 1941. It runs along the River Walk in downtown San Antonio.

Military representatives, including Brig. Gen. Heather Pringle, 502nd Air Base Wing and Joint Base San Antonio commander, from throughout San Antonio took part in the Texas Cavalier River Parade. The parade is one of the key events during Fiesta San Antonio and dates back to 1941. It runs along the River Walk in downtown San Antonio.

Military representatives from throughout San Antonio took part in the Texas Cavalier River Parade. The parade is one of the key events during Fiesta San Antonio and dates back to 1941. It runs along the River Walk in downtown San Antonio.

Military representatives from throughout San Antonio took part in the Texas Cavalier River Parade. The parade is one of the key events during Fiesta San Antonio and dates back to 1941. It runs along the River Walk in downtown San Antonio.

Military representatives from throughout San Antonio took part in the Texas Cavalier River Parade. The parade is one of the key events during Fiesta San Antonio and dates back to 1941. It runs along the River Walk in downtown San Antonio.

Military representatives from throughout San Antonio took part in the Texas Cavalier River Parade. The parade is one of the key events during Fiesta San Antonio and dates back to 1941. It runs along the River Walk in downtown San Antonio.

Military representatives from throughout San Antonio took part in the Texas Cavalier River Parade. The parade is one of the key events during Fiesta San Antonio and dates back to 1941. It runs along the River Walk in downtown San Antonio.

Military representatives from throughout San Antonio took part in the Texas Cavalier River Parade. The parade is one of the key events during Fiesta San Antonio and dates back to 1941. It runs along the River Walk in downtown San Antonio.