U.S. Air Force Staff Sgt. Christopher Leonard, a paramedic assigned to the 633rd Medical Operations Squadron, forms Ortho-glass around the wrist of Airman 1st Class Lindsey Schmalfeldt, an aerospace medical technician assigned to the 633rd MDOS, while training her on how to properly apply a splint at Langley Air Force Base, Va., March 7, 2016. Medical technicians receive on-the-job training as a part of their phase two portion of technical school, prior to reporting to their next duty station. (U.S. Air Force photo by Senior Airman Brittany E. N. Murphy)