Waving Goodbye Army Spc. Mark Aderholt waves to two CH-47F Chinook helicopters as they fly back to Talkeetna, Alaska, April 24, 2016, from Kahiltna Glacier in the Alaska Range. Aderholt is a crew chief assigned to Company B, 1st Battalion, 52nd Aviation Regiment. Army photo by John Pennell SHARE: Download: Full Size (1.1 MB) Tags: Soldiers, Army Credit: John Pennell VIRIN: 160424-A-SO352-033.JPG Photo Gallery