A US Air Force (USAF) F-15C Eagle aircraft from the 123rd Fighter Squadron (FS), Oregon (OR) Air National Guard (ANG), in flight over Northwestern Florida (FL), during exercise Combat Archer, a Weapons System Evaluation Program (WSEP) hosted by the 83rd Fighter Weapons Squadron located at Tyndall, AFB, Florida (FL). The aircraft is armed with two AIM-120 Advanced Medium Range Air-to-Air Missiles (AMRAAM) and a AIM-9 Sidewinder Missile