Photos

Lance Cpl. Yilson Chong, a machine gunner with Alpha Company, 1st Battalion, 23rd Marine Regiment, assumes the role of a .50 caliber machine gunner during mobile counter-improvised explosive device interactive training at Camp Pendleton, Calif., Jan. 10. Chong has previously deployed to Iraq. This will be his first deployment to Afghanistan. (U.S. Marine Corps photo By Cpl. Lucas Vega)