U.S. Air Force Staff Sgt. Christopher Leonard, a paramedic assigned to the 633rd Medical Operations Squadron, wraps the arm of Airman 1st Class Lindsey Schmalfeldt, an aerospace medical technician assigned to the 633rd MDOS, during on-the-job training at Langley Air Force Base, Va., March 7, 2016. A wrap is applied after the splint to help hold it in place, properly immobilizing the potential fracture. (U.S. Air Force photo by Senior Airman Brittany E. N. Murphy)