U.S. Air Force Cadet Lt. Col. Matthew Entner, a student of Detachment 643 at Cedarville University in Ohio, experiences what it feels like to be in the boom operator pod during a KC-135 Stratotanker aircraft refueling flight June 14, 2018 over the Eastern United States. The ROTC cadets witnessed a KC-135 refuel another KC-135 during a four-hour refueling flight. (U.S. Air Force photo by Airman 1st Class Scott Warner)