US Air Force (USAF) MASTER Sergeant (MSGT) David Greene, Flight Engineer, assigned to the 37th Airlift Squadron (AS), 86th Airlift Wing (AW), performs a pre-flight cockpit operational check on a C-130 Hercules aircraft, before its departure at Hoedspruit Air Force Base, South Africa, during Operation ATLAS RESPONSE. USAF personnel are deployed to South Africa to provide humanitarian relief to the people forced from their homes in the flooded regions of Mozambique