Miami Heat LeBron James scored a season high 42 points including 12 in the fourth quarter, to go along with a game-high-tying nine rebounds, six assists and two steals as the Heat defeated the Dallas Mavericks 117-106. Heat Chris Bosh had 22 points, five rebounds, three steals and two blocks.br br Mavericks Dirk Nowitzki chipped in a team-high 22 points in the Mavericks loss.