Col. Mark Stackle, Brooke Army Medical Center commander, passes the guidon to Lt. Col. Marcos Martinez during a change of command ceremony, signifying Martinez's assumption of command of BAMC’s Medical Readiness Battalion at Joint Base San Antonio-Fort Sam Houston, Texas, on Jan. 11, 2024. Lt. Col. Melissa Kodani relinquished command after successfully leading the battalion for the past two years. The ceremony, held in the Carolyn D. Putnam Auditorium, was also broadcast live on BAMC’s Facebook page. (Photo by Jason W. Edwards)

Lt. Col. Marcos Martinez, Brooke Army Medical Center Medical Readiness Battalion commander, addresses attendees during a change of command ceremony at BAMC’s Carolyn D. Putnam Auditorium, Joint Base San Antonio – Fort Sam Houston, Texas, Jan. 11, 2024. Martinez thanked his family, BAMC commander Col. Mark Stackle, and outgoing MRBn commander, Lt. Col. Melissa Kodani. (Photo by Jason W. Edwards)