MEDICAL EVACUATION U.S. Navy Petty Officer 3rd Class Christopher Holton provides security while a UH-60 Black Hawk helicopter lands during a medical evacuation in Ghazni province, Afghanistan, Aug. 3, 2010. Holton, a radio telephone operator, is assigned to the Ghazni Provincial Reconstruction Team, which was on a mission in the province when one of its vehicles rolled over. SHARE: Download: Full Size (0.06 MB) Credit: VIRIN: 169967-V-SJK35-265.jpg Photo Gallery