Produced by Josh Yager In July 2008, Colonel Michael Stahlman was about to come home from Iraq for R&R with his family when the military lawyer and former flight officer was found in his quarters with a gunshot wound to the head. He died about two months later. Authorities called it a suicide. But Stahlman's wife Kim and daughter MacKenna say the man they loved would never have killed himself. "My dad … devoted his life to his country. He was a patriot," said MacKenna. "Someone shot him," Kim told "48 Hours" correspondent Peter Van Sant. "Are you certain of that?" Van Sant asked. "I have no doubt," she replied. Kim Stahlman says her husband was right-handed, but his wound was on the left side -- and his job helping rebuild Iraq's legal system could easily have made him enemies. "I just feel like it was somebody Mike knew," she said. At the heart of the mystery: an email that was sent just hours before the gunshot: "Kim, sorry about what you are about the [sic] find … [Read more...] about A Marine colonel’s widow fights for the truth behind his death: Suicide or homicide?