VERAGUAS, Panama (Dec. 2, 2021) Kristen Baker, a scientific research expert assigned to the Defense POW/MIA Accounting Agency (DPAA), screens through sediment collected from a unit in Santa Fe National Park in Veraguas Provence, Panama, Dec. 2, 2021. DPAA will be conducting recovery operations in Panama during the following month in hopes of finding missing naval aircrew members lost during a training flight in 1985. The mission of DPAA is to provide the fullest possible accounting for missing personnel to their families and the nation. (U.S. Marine Corps photo by Sgt. Melanye Martinez)