A U.S. Air Force airman from the 23rd Special Tactics Squadron swims to a boat after rescuing a simulated crash victim at Wynnehaven Beach, Fla., April 9, 2013. The 23rd STS trains, equips and employs combat control, pararescue and support personnel in response to presidential and secretary of defense tasks.


U.S. Air Force photo/Airman 1st Class Christopher Callaway