Shorthanded Heat prevail over Hawks in marathon Fri Jan 6, 2012 12:30am EST (Reuters) - The Miami Heat overcame the absence of Dwyane Wade and LeBron James to beat the Atlanta Hawks 116-109 in triple overtime on Thursday, avenging their only loss of the season so far. Wade missed his second consecutive game with a bruised left foot and was joined on the sidelines by James, who has a left ankle injury. The Hawks had beaten the Heat 100-92 on Monday. Chris Bosh picked up the offensive slack for the Heat with 33 points, draining a three-pointer with less than a second left in regulation to level the score at 93-93 and send the game into overtime. Miami's Mario Chalmers scored 13 of his 29 points in overtime, including five in the third extra period where the Heat outscored Atlanta 7-0. Joe Johnson led the Hawks with 20 points Reporting by Mike Mouat in Windsor, Ontario; Editing by Peter Rutherford