A U.S. Air Force B-52 Stratofortress from Barksdale Air Force Base, Louisiana sits on static display during the 2019 Royal International Air Tattoo at RAF Fairford, England, July 19, 2019. This year's RIAT commemorated the 70th anniversary of NATO and highlighted the United States' enduring commitment to its European allies. (U.S. Air Force photo by Airman 1st Class Jennifer Zima)