Homeland Response Force responds during Vigilant Guard Exercise
Tech. Sgt. Eliza Villa and Master Sgt. Angelina Perez, 144th Medical Group prepare to transport a patient during a Homeland Response Force exercise in Phoenix, Ariz. The 36-hour exercise tested the team's ability to respond to an emergency and maintain a field hospital. The four state exercise involved emergency response units from California, Arizona, Nevada and Colorado. (USAF photo by Master Sgt. David J. Loeffler)