After spending a decade behind bars, a former Camp Pendleton Marine is now a free man because a military appeals court ruled that “a muddled, hearsay-based case” caused his spousal-rape conviction. But anyone who thinks Brian Foster is bitter would be wrong. As Foster left the prison at Fort Leavenworth, Kan., on Feb. 20, he picked up his sergeant stripes and spoke candidly with his superiors. “I told (them) I was happy to be back in the Marine Corps and that I'll go anywhere and do anything the Marine Corps wants me to,” Foster, 35, said during a phone interview...