OASIS FIRE U.S. Air Force Lt. Col. Greg Ervin surveys the Oasis wildfire as crews prepare to dispense fire retardant to assist firefighting efforts in West Texas, April 26, 2011. Ervin, a C-130J Hercules pilot, is assigned to the 115th Airlift Squadron, California Air National Guardand. He also is trained to fly with the Modular Airborne Firefighting System, which aids in firefighting efforts. SHARE: Download: Full Size (0.04 MB) Credit: VIRIN: 129399-E-WTZ08-990.jpg Photo Gallery