Michellei Fisher, Defense POW/MIA Accounting Agency (DPAA) lead isotope data architect, weighs casework samples for analysis at a DPAA facility on Joint Base Pearl Harbor-Hickam, Hawaii, May 6, 2024. The DPAA laboratory is the largest and most diverse skeletal identification laboratory in the world and is staffed by more than 150 anthropologists, archaeologists, forensic odontologists and support personnel. (U.S. Air Force photo by Staff Sgt. Jonathan McElderry)