FILE - In this Oct. 1985 file photo, Country music legend Johnny Cash, right, performs in Nashville, Tenn. His late-career revival boosted his spirits and was a memorable bookend for his work, and the story behind it lifts "Johnny Cash: American Rebel," a two-hour CMT documentary that premieres Sept. 12 at 9 p.m. EDT, on the 12th anniversary of Cash's death at age 71. (AP Photo/Mark Humphrey, File)