U.S. Air Force Senior Airman Jared Gregory, a weapons load crew member with the 48th Air Expeditionary Group, performs preflight checks on an F-15C Eagle aircraft assigned to the 493rd Expeditionary Fighter Squadron during a scramble training mission March 19, 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.