Col. John Marr, commander 189th Infantry Brigade, Division West, sits in the cockpit of an Helicopter Ambulance from Mercy Air, on March 11, 2013, while preparing for Operation Warrior-Protector at Fort Hunter Liggett, Calif. Mercy Air is a civilian owned company that works on Fort Hunter Liggett who services military members living on post as well as military units training on the military installation. (Photo By, Maj. Steven Kwon, 189th Infantry Brigade Plans Officer)