Royal Saudi Air Force F-15C Eagles fly in formation with U.S. Air Force F-15Cs in the U.S. Central Command area of responsibility, June 2, 2019. The flight was conducted as part of a larger effort to continue building military-to-military relationships and interoperability.

https://www.af.mil/News/Article-Display/Article/1877492/us-builds-intermilitary-relationship-with-rsaf/ DoD News