The San Antonio Spurs held off a strong late charge from the Atlanta Hawks to give the NBA champions their second win of the season.
The Spurs appeared to be on their way to an easy win when they opened up a 17-point lead midway through the second quarter, but DeMarre Carroll and Paul Millsap brought the visitors back into contention.
Stephen Curry made a quick start of the hosts, helping them take a 25-point lead midway through the second quarter, allowing the Warriors to rest their starters towards the end of the game
The home side had trailed early in the second half, but a string of free throws from Kemba Walker put them ahead, starting a 21-7 run for Charlotte that secured the victory.
The Pacers had come from behind in the fourth quarter to force the extra spell, but Roy Hibbert missed a late three-point attempt that would have given them the win after John Wall had put the Wizards ahead.
The hosts had a 12-point lead at the end of the first quarter, but Kyle Lowry soon started to dominate for the Canadian side, finishing with 35 points to lead the comeback.
The Knicks were 16 points down heading into the fourth quarter after a strong shooting performance by Greg Monroe, but Tim Hardaway Jr and Carmelo Anthony cut the gap late on, but the visitors ran out of time to complete their fightback.
The sides had been close throughout the tie, and it looked like they would need overtime when Henry Sims levelled the scores with 4.6 seconds on the clock, but Harris raced down the other end to add a late basket and seal the win.
The Grizzlies forced 10 turnovers in the third quarter to open up a lead over their Suns, while Mike Conley finished with 24 points.
Nikola Pekovic drew the sides level with 48 seconds remaining, making a three-pointer, while Thaddues Young and Kevin Martin also added late baskets in a nine-point run in the final moments for Minnesota.
Results in full: Miami Heat 89-96 Charlotte Bobcats, Orlando Magic 91-89 Philadelphia 76ers, Toronto Raptors 110-107 Boston Celtics, Minnesota Timberwolves 98-91 Brooklyn Nets, New York Knicks 95-98 Detroit Pistons, Chicago Bulls 95-86 Milwaukee Bucks, Indiana Pacers 94-96 Washington Wizards, Atlanta Hawks 92-94 San Antonio Spurs, Memphis Grizzlies 102-91 Phoenix Suns, Cleveland Cavaliers 100-102 Utah Jazz, Denver Nuggets 109-131 Sacramento Kings, Los Angeles Clippers 104-121 Golden State Warriors