MIRROR MANEUVER U.S. Army Staff Sgt. Hector Hoyas waves off a Nevada Army National Guard CH-47 Chinook helicopter as airmen from the 820th Red Horse Squadron's airborne flight secure the mirrors before hooking the Humvee up to the Chinook for sling load on Nellis Air Force Base, Nev., April 15, 2011. Hoyas is an aerial delivery field service department instructor. SHARE: Download: Full Size (0.05 MB) Credit: VIRIN: 530395-U-XRZ34-290.jpg Photo Gallery