SIDETRACK. The code name used by U.S. Army Sergeant First Class John Boyce, born in New Manchester, West Virginia. Sidetrack is a former professional wrestler who later enlisted in the Army and became a Ranger, as well as a medic and interpreter. He eventually joined the reinstated G.I. Joe team. Today, like many Joes, he is a reserve member of the team. Sidetrack served in Sudan during the conflict known as World War III.