U.S. Army Soldiers from the 2nd Battalion, 7th Cavalry Regiment, 3rd Armored Combat Team, 1st Cavalry Division prepare several M1A2 Abrams tanks for a field training exercise during Bright Star 2017, Sept. 12, 2017, at Mohamed Naguib Military Base, Egypt. Bright Star was last held in 2009 with more than 15 countries and 15,000 participants. (U.S. Air Force photo by Staff Sgt. Michael Battles)