President Joe Biden watches as a carry team moves a transfer case containing the remains of Marine Corps Lance Cpl. Kareem M. Nikoui, 20, of Norco, Calif., during a casualty return Sunday, Aug. 29, 2021, at Dover Air Force Base, Del. According to the Department of Defense, Nikoui died in an attack at Afghanistan's Kabul airport, along with 12 other U.S. service members. (AP Photo/Carolyn Kaster) **FILE**