LeBron James scored all of his 19 points in the first half and dished nine assists to lead the Miami Heat to a 115-78 victory over the Chicago Bulls on Wednesday in Game 2 of the Eastern Conference semifinals. The 37-point victory margin was the largest in Heat postseason history. It was also the worst playoff defeat for the Bulls. Joakim Noah and Taj Gibson were both ejected in the fourth quarter after receiving technical fouls for arguing with officials. The series heads back to Chicago tied at 1.