ATL2000012622 - 26 JANUARY 2000 - ATLANTA, GEORGIA, USA: Tennessee defensive tackle John Thornton works up a sweat despite frigid temperatures as he and teammates brave sub-zero weather to go through drills at Georgia Tech in downtown, Atlanta January 26. The Titans are preparing for Super Bowl XXXIV, January 30, when they meet the St. Louis Rams. rg/jca/John C. Anderson UPI