U.S. Air Force Master Sgt. Manuel Carvajal, a Defense POW/MIA Accounting Agency explosive ordnance disposal technician, sifts through soil at a wet screening station with Lao workers during a recovery mission in Laos, Feb. 8, 2025. Screening stations help personnel search excavated soil for possible osseous material, aircraft wreckage, and life support equipment. 1,573 Americans remain missing from the Vietnam War. (U.S. Air Force photo by Tech. Sgt. David Owsianka)