Senior Master Sgt. David Delgado (center), 433rd Airlift Control Flight Contingency Respone Team chief, explains to U.S. Coast Guard air crew members Petty Officers First Class Chris Wood, Joe McQuire and Lt. Rob O'Donnell the size of a container to transport a certain hazardous substance during a joint inspection for cargo to transport onboard a 433rd Airlift Wing Galaxy C-5A in Cairns, Austraila on May 6, 2012. (U.S. Air Force Photo/Maj. Tim Wade)