The Boston Celtics and the Miami Heat are headed to overtime, tied 89-89 after four quarters during Sunday's Game 4 of the 2012 NBA Eastern Conference Finals. The Celtics took a big lead at halftime, 67-41, but scored just 22 after intermission as the Heat clawed their way back. LeBron James hit a 3-pointer in the final minute to tie the game.

The Celtics shot just 12-for-34 as a team from the field after going 22-for-45 in the first half. Paul Pierce leads the team with 23 points on 8-for-18 shooting. Rajon Rondo has been a solid distributor all night, with 15 assists to go along with 12 points.

James continues to be stellar for the Heat. He has 29 points on 12-for-23 shooting. Dwyane Wade pitched in 20 points.

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