U.S. Air Force Maj. Barak Amundson and Capt. Tyler Clark, both pilots with the 493rd Expeditionary Fighter Squadron, walk to their F-15C Eagle aircraft March 18, 2014, as part of Baltic Air Policing in iauliai, Lithuania. The U.S. Air Force assumed command of the NATO Baltic Air Policing mission for a four-month rotation from January to May of 2014.