HADITHA DAM, Iraq (Dec. 19, 2005) - Petty Officer 2nd Class Carlos A. Lopez, a Santa Ana, Calif. native and corpsman with 3rd Battalion, 1st Marine Regiment, spends each day treating Marines and sailors while supporting Operation Iraqi Freedom. Lopez, also a physical therapy technician, helps Marines get back in the fight who suffer from muscle-skeletal injuries while in Iraq. (Official Marine Corps photo by Cpl. Adam C. Schnell) - HADITHA DAM, Iraq (Dec. 19, 2005) - Petty Officer 2nd Class Carlos A. Lopez, a Santa Ana, Calif. native and corpsman with 3rd Battalion, 1st Marine Regiment, spends each day treating Marines and sailors while supporting Operation Iraqi Freedom. Lopez, also a physical therapy technician, helps Marines get back in the fight who suffer from muscle-skeletal injuries while in Iraq. (Official Marine Corps photo by Cpl. Adam C. Schnell)