Thunder Over Louisville air show marks 70th anniversary of U.S. Air Force, Kentucky Air Guard
An F-86 Sabre Jet warbird flies an aerial demonstration over the Ohio River during the Thunder Over Louisville air show in Louisville, Ky. April 22, 2017. The annual event has grown to become the largest single-day air show in the nation. (U.S. Air National Guard photo by Lt. Col. Dale Greer)

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Photo by: Lt. Col. Dale Greer |  VIRIN: 170422-Z-VT419-1399.JPG