A father and son watch as the Pacific Air Force's F-16 Viper Demonstration Team performs during Osan's Air Power Day Sept. 21, 2019, at Osan Air Base, Republic of Korea. ROKAF and DoD military personnel commemorated their long sustained relationship on the Korean Peninsula and embraced community members during the festivities. (U.S. Air Force photo by Staff Sgt. Ramon A. Adelan)