Boston Celtics center Kevin Garnett (5) shoots against Detroit Pistons center Greg Monroe in the first half of an NBA basketball game, Sunday, Nov. 18, 2012, in Auburn Hills, Mich. (AP Photo/Duane Burleson)

Boston Celtics forward Jeff Green (8) drives to the basket past Detroit Pistons forward Corey Maggette (50) in the first half of an NBA basketball game, Sunday, Nov. 18, 2012, in Auburn Hills, Mich. (AP Photo/Duane Burleson)

Boston Celtics guard Leandro Barbosa (12) shoots against Detroit Pistons forward Jonas Jerebko, left, in the first half of an NBA basketball game, Sunday, Nov. 18, 2012, in Auburn Hills, Mich. (AP Photo/Duane Burleson)

Boston Celtics forward Paul Pierce, right, drives against Detroit Pistons forward Corey Maggette (50) in the first half of an NBA basketball game, Sunday, Nov. 18, 2012, in Auburn Hills, Mich. (AP Photo/Duane Burleson)

Boston Celtics coach Doc Rivers gestures for a traveling call against the Detroit Pistons in the first half of an NBA basketball game, Sunday, Nov. 18, 2012, in Auburn Hills, Mich. (AP Photo/Duane Burleson)

Detroit Pistons guard Rodney Stuckey (3) is fouled by Boston Celtics forward Jared Sullinger (7) while going to the basket in the second half of an NBA basketball game, Sunday, Nov. 18, 2012, in Auburn Hills, Mich. Stuckey scored 14 points and had five assists in their 103-83 win. (AP Photo/Duane Burleson)

Detroit Pistons forward Kyle Singler (25) goes to the basket against Boston Celtics forward Paul Pierce (34) in the second half of an NBA basketball game, Sunday, Nov. 18, 2012, in Auburn Hills, Mich. Singler scored 14 points in a 103-83 win. (AP Photo/Duane Burleson)

Boston Celtics forward Paul Pierce leaves the court limping in the fourth quarter of an NBA basketball game against the Detroit Pistons, Sunday, Nov. 18, 2012, in Auburn Hills, Mich. Pierce did not return to the game. The Pistons defeated the Celtics 103-83. (AP Photo/Duane Burleson)

Boston Celtics coach Doc Rivers, left, and Detroit Pistons coach Lawrence Frank joke around after their NBA basketball game, Sunday, Nov. 18, 2012, in Auburn Hills, Mich. The Pistons defeated the Celtics 103-83. (AP Photo/Duane Burleson)

Detroit Pistons center Greg Monroe, right, drives against Boston Celtics forward Chris Wilcox in the first half of an NBA basketball game on Sunday, Nov. 18, 2012, in Auburn Hills, Mich. Monroe led the Pistons with 20 points and 13 rebounds in a 103-83 win. (AP Photo/Duane Burleson)