190827-Z-XE532-0129
U.S. Air Force Technical Sergeant Shane Williams, 203rd Air Refueling Squadron Boom Operator, refuels a F-16 Fighting Falcon from Tulsa Air National Guard Base in Tulsa, Oklahoma, during the Sentry Aloha exercise at Joint Base Pearl Harbor-Hickam, August 27, 2019. Aircraft from around the world took part in Joint Exercise Sentry Aloha, a three week coalition exercise at Joint Base Pearl Harbor-Hickam in Honolulu, Hawaii. (U.S. Air National Guard Photo by Airman First Class Adam Smith)