Army Sgt. Eoin Audet, a diver with the 7th Engineer Dive Detachment, shovels sediment out of a metal basket into buckets that are screened as part of an underwater recovery mission near Nha Trang, Vietnam, March 20, 2018. Divers dredged sediment from a Vietnam War-era Chinook helicopter crash site on the sea floor. Army photo by Sean Kimmons