At age 20, Lance Cpl. Ben Carman had the kind of unshakable faith in God that pulled him through his darkest fears. "My son loved the Lord. He loved his family. He loved his country," said Nelson Carman, 53, in a phone interview from his home in Jefferson, Iowa. Ben Carman, a machine-gunner with the 2nd Battalion, 4th Marines, was killed April 6 in Anbar province, where he was stationed with the 1st Marine Division. His father vividly recalled the December 2002 day he graduated from basic training at Marine Corps Recruit Depot San Diego. "I just had to think:...