Capt. Richard Sandwick (left), Maj. Warren Carroll, Capt. Shane Praiswater and Capt. William Graff pose for a photo June 25, 2013, at Barksdale Air Force Base, La. The four Airmen have successfully completed the Iron Airman Challenge. The purpose of the challenge is to reward and encourage superior fitness by striving for standards above and beyond what is demanded by the Air Force physical fitness test. Sandwick is from the 2nd Operations Group, Carroll is from the 2nd Bomb Wing staff, Praiswater is from the 20th Bomb Squadron and Graff is from the 2nd BW public affairs office. (U.S. Air Force illustration/Senior Airman Micaiah Anthony)