U.S. Marine Sgt. Juan Cerna, an explosive ordnance disposal technician with Marine Wing Support Squadron 372, Special Purpose Marine Air Ground Task Force-Crisis Response-Central Command, changes the batteries in a Talon Mark II robot at an undisclosed location in Southwest Asia, Feb. 20, 2016. The EOD technicians are present to provide the base and airfield with the ability to handle unexploded ordnance, hung ordnance, or suspicious packages. - U.S. Marine Sgt. Juan Cerna, an explosive ordnance disposal technician with Marine Wing Support Squadron 372, Special Purpose Marine Air Ground Task Force-Crisis Response-Central Command, changes the batteries in a Talon Mark II robot at an undisclosed location in Southwest Asia, Feb. 20, 2016. The EOD technicians are present to provide the base and airfield with the ability to handle unexploded ordnance, hung ordnance, or suspicious packages.