The networks aren't the only ones having a sweeps month in May.

Detroit, New York and Phoenix completed 3-0 sweeps in their first-round, best-of-5 NBA playoffs Tuesday night, and two more series could end that way tonight.The Pistons ended Boston's short-est playoff season in 33 years with a 100-85 victory; the Knicks won their third straight close game over Philadelphia with a 116-115 decision in overtime; Phoenix overcame a 23-point second-half deficit to sweep Denver 130-121; and Milwaukee took a 2-1 lead over Atlanta by winning 117-113 in overtime.

In Wednesday night's games, it's Cleveland at Chicago, Seattle at Houston and the Los Angeles Lakers at Portland. The Lakers and Sonics lead 2-0 and the Cavaliers and Bulls are tied 1-1.

Pistons 100, Celtics 85

Detroit shut down Boston's offense in one quarter for the third straight game and got 25 points from Vinnie Johnson to hand the Celtics their first opening-round playoff loss since 1956.

The Pistons outscored Boston 27-8 in the last 9:17 and held the Celtics to 12 points in the final period after they led 73-71 entering the period. Boston had a 10-point quarter and a 13-point period earlier in the series.

Detroit allowed less than 100 points for the third straight game and limited the Celtics to 30 points after they led 55-51 at halftime.

Leading 77-73 with 9:42 left, Boston went scoreless for 4:18 until Reggie Lewis, who led Boston with 20 points, ended a 10-0 Detroit run with a three-point play that made the score 83-80.

With Detroit leading 88-83 with 3:27 to go, Johnson's basket started a 12-2 surge that ended the game.

Knicks 116, 76ers 115, OT

New York, which trailed late in all three games, beat Philadelphia on Gerald Wilkins' 18-foot jumper with six seconds left in overtime.

The Knicks, who meet the winner of the Chicago-Cleveland series, trailed 115-114 when Wilkins scored over the Sixers' Maurice Cheeks for his 22nd point of the game.

Charles Barkley, who led Philadelphia with 29 points, got one more shot for the Sixers, but the ball clanged off the rim as time ran out.

Mark Jackson led the Knicks with 24 points, including three from 3-point range.

The 76ers went ahead 115-114 on a 3-point field goal by Gerald Henderson with 38 seconds to play.

Suns 130, Nuggets 121

Phoenix outscored Denver 69-37 after falling behind by 23 points early in the third quarter.

Tom Chambers, 1-for-9 from the field with five points in the first half, scored 19 of his 32 points in the fourth quarter for the Suns.

The Suns trailed 72-54 at the half, and the Nuggets extended the lead to 84-61 early in the third quarter on Michael Adams' 3-pointer.

Phoenix whittled the deficit to 101-88 at the end of the period and then blew the Nuggets away in the final period, outscoring them 42-20. The Suns hit their first 13 shots and finished with 17-for-22 shooting in the period.

Bucks 117, Hawks 113, OT

Milwaukee grabbed a 2-1 lead over Atlanta as Ricky Pierce scored a career-high 35 points, including a go-ahead three-point play with 32 seconds left in overtime.

Pierce's three-point play gave Milwaukee a 112-109 lead before Reggie Theus scored for the Hawks with 19 seconds to go. Then Fred Roberts scored on his second three-point play of overtime, putting the Bucks up 115-111 with 13 seconds remaining.

Antoine Carr got a basket for the Hawks with five seconds left, but Sidney Moncrief iced the Bucks victory with two free throws with three seconds remaining.

Humphries added 19 points for the Bucks. Dominique Wilkins led the Hawks with 30 points and Jon Koncak added 19.