<p>Air Force Senior Airman Tim Weber operates the refueling boom as it refuels a F-15C fighter jet at an altitude of about 24,000 feet during a training mission on Tuesday, Oct. 11, 2016. Weber and the pilot of the aircraft being refueled communicate via lights, hand signals and vocal commands as they complete the refueling process while the two aircrafts match their speeds of about 500 miles-per-hour.</p>

November 1, 2016