A U.S. Air Force airman from the 23rd Special Tactics Squadron jumps out of the back of a MH-47 Chinook helicopter at Wynnehaven Beach, Fla., April 9, 2013. The 23rd STS partnered with 160th Special Operations Aviation Regiment (Airborne) to conduct personnel recovery training using alternate infiltration and exfiltration techniques. (U.S. Air Force photo/Airman 1st Class Christopher Callaway)
U.S. Air Force
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