Derrick Rose converted a decisive three-point play in overtime as Chicago edged Los Angeles.
Chicago's Ben Gordon had a four-point play with 20.5 seconds left in regulation to force overtime, when they scored the final nine points.
Celtics 88, Hawks 85
Atlanta's Joe Johnson missed a late free throw that would have tied the game with 2.7 seconds left. Instead the Celtics landed two free throws of their own with less than a second on the clock.
Boston has a franchise-record 24-2 record, and is now only two wins off the Celtics' longest-ever winning streak of 18 set in 1982.
Kevin Garnett scored 10 of his 18 points in the final quarter to help Boston stave off Atlanta, who almost beat Boston in their only other meeting this season, losing by one point on a last-second Boston basket.
Hornets 90, Spurs 83
In New Orleans, Chris Paul set an NBA record with a steal in his 106th straight regular-season game and had 19 points and 12 assists as New Orleans beat San Antonio.
Paul broke Alvin Robertson's NBA mark — which stood since 1986 — when he deflected and quickly corralled a pass late in the second quarter.
New Orleans erased a seven-point deficit in the last five minutes.
Jazz 103, Nets 92
In East Rutherford, New Jersey, Utah overcame a dismal seven points in the first quarter to beat New Jersey.
Deron Williams had 17 points and 11 assists as the Jazz recovered.
Utah lost coach Jerry Sloan after he picked up two technical fouls early in the fourth quarter.
Cavaliers 93, Timberwolves 70
In Minneapolis, LeBron James scored 32 points on 14-of-20 shooting as Cleveland sent Minnesota to its 11th straight loss.
The Cavaliers were coming off a loss in Atlanta on Saturday that ended their winning streak at 11. They improved to 21-4, the exact opposite of Minnesota's record.
Mavericks 96, Raptors 86
In Toronto, Dirk Nowitzki had 27 points and 10 rebounds to lead Dallas over Toronto.
Jason Terry also scored 27 points for Dallas.
76ers 93, Bucks 88
In Philadelphia, Lou Williams matched his career high with 25 points to spark Philadelphia's win over Milwaukee.
Andre Miller added 19 for the 76ers, who overcame the loss of forward Elton Brand who dislocated his right shoulder in the third quarter.
The Sixers have won both games under interim coach Tony DiLeo, who replaced the fired Maurice Cheeks on Saturday.
Pistons 88, Wizards 74
In Auburn Hills, Michigan, Detroit notched a third successive win by downing Washington.
Allen Iverson scored 28 points, and Rodney Stuckey added 18 points and matched his career high with 11 assists for the Pistons.
Washington has an Eastern Conference-worst 4-19 record.Pacers 127, Warriors 120
In Indianapolis, Danny Granger almost single-handedly hauled Indiana over Golden State.
Granger scored 17 of his 41 points in the fourth quarter, made all 17 of his free throws and had 11 rebounds and six assists.