A C-17A Globemaster III aircraft from the 729th Airlift Squadron approaches a KC-135R Stratotanker aircraft from the 336th Air Refueling Squadron during an aerial refueling training mission over the Pacific Ocean on May 20, 2009. A C-17A Globemaster III aircraft from the 729th Airlift Squadron approaches a KC-135R Stratotanker aircraft from the 336th Air Refueling Squadron during an aerial refueling training mission over the Pacific Ocean on May 20, 2009. The aircraft are attached to the 452nd Air Mobility Wing out of March Air Reserve Base, Calif. SHARE: Download: Full Size (0.06 MB) Credit: VIRIN: 828275-O-ZAL73-173.jpg Photo Gallery