Celtics 105, 76ers 98
PHILADELPHIA -- Paul Pierce scored 27 points, including the go-ahead basket in the final minute, and Boston moved closer toward clinching the Atlantic Division title with a victory over second-place Philadelphia.
Allen Iverson scored 28 points and Kyle Korver added 17 for the 76ers, who fell three games behind Boston with five games remaining.
Philadelphia holds the eighth and final playoff spot in the Eastern Conference, one game behind Cleveland and one game ahead of New Jersey.
Antoine Walker had 18 points for Boston, which saw a 5 1/2-game lead in the division slip to two games since March 19.
Back in the lineup after missing one game with two sprained thumbs, Iverson was 9-for-21 from the field and had 11 assists.
Chris Webber, returning after missing five games with a sprained left shoulder, finished with eight points and seven rebounds.
Spurs 95, Trail Blazers 89
SAN ANTONIO -- Manu Ginobili scored 30 points in 34 minutes and Nazr Mohammed added 14 rebounds -- 12 in the first half -- as San Antonio clinched the Southwest Division title.
It's the fourth division title in the past five years for the Spurs.
Portland has lost 15 of its last 16 games and 21 of its past 23. The Trail Blazers are 3-19 under coach Kevin Pritchard who replaced the fired Maurice Cheeks on March 2.
The Spurs have won five of six games. They are 8-4 without Tim Duncan, who sprained his right ankle and hasn't played since March 20.
Darius Miles led the Trail Blazers with 18 points in 19 minutes.
Raptors 105, Knicks 93
NEW YORK -- Rafer Alston banked in a 3-pointer to start a 13-0 run midway through the fourth quarter, and Toronto sent New York to its 10th loss in 11 games.
Chris Bosh scored 29 points and Jalen Rose added 25 for the Raptors, who trailed by as many as 19 points. The 13-0 run gave Toronto a 91-85 lead.
Stephon Marbury scored all 22 of his points in the second half, and Maurice Taylor added 17 for the Knicks.
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