Anthropologist Dr. Gregory Fox (left) and U.S. Army Staff Sgt. Tyler Green, both of the Joint POW/MIA Accounting Command, Joint Base Pearl Harbor-Hickam, Hawaii, work together to separate various bone fragments into two different collection compartments while in the village of Betio on Tarawa, Republic of Kiribati, on Aug 12. JPAC is in Tarawa to recover the remains of U. S. Marines from the Battle of Tarawa, which took place during WWII and was the first amphibious assault for the U. S. Marine Corps.