NBA

AUBURN HILLS, Mich. (AP) In their second postseason together, LeBron James, Kyrie Irving and Kevin Love might finally be hitting their stride as a group.

James had 20 points and 13 rebounds, and Irving made a pair of big 3-pointers down the stretch to help the Cavs beat the Detroit Pistons 101-91. Cleveland now leads the series 3-0, with Game 4 coming up Sunday night.

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Love scored 20 points of his own for the Cavs.

MEMPHIS, Tenn. (AP) - The San Antonio Spurs didn't play with their usual methodical precision. Kawhi Leonard more than offset those shortcomings, especially against ragtag Memphis.

Leonard scored 32 points, and the Spurs beat the Grizzlies 96-87 to take a 3-0 lead in their Western Conference first-round series.

The Spurs now are a win away from their ninth postseason series sweep and third against Memphis.

BOSTON (AP) - On the heels of slow starts and lackluster offensive efforts in their first two playoff games, the Celtics knew they would need to play like a desperate bunch in their Game 3 matchup with the Hawks.

Boston did, and Isaiah Thomas delivered a career-high 42 points in a 111-103 victory over Atlanta that closed the gap to 2-1 in the Eastern Conference first-round series.

PORTLAND, Ore. (AP) - Portland guard CJ McCollum won the NBA's Most Improved Player award in his first season as a starter for the Trail Blazers, dramatically improving his scoring average by more than 14 points over last season.

McCollum more than tripled his scoring average from 2014-15 and helped the Trail Blazers finish fifth in the Western Conference after losing four starters last summer. He averaged 20.8 points per game in his third season.

NHL

SUNRISE, Fla. (AP) - Alan Quine's power-play goal at exactly 16 minutes of the second overtime gave the New York Islanders a 2-1 victory over the Florida Panthersin Game 5 of the Eastern Conference quarterfinal series.

Thomas Greiss stopped 47 shots - and a penalty shot in the first OT - for the Islanders. They lead the series 3-2 and can wrap it up with a win in Game 6 in New York on Sunday.

LOS ANGELES (AP) - The Sharks had just blown a three-goal lead in a potential series-clinching playoff game. Staples Center rocked with the combined power of the Kings' rally and the looming specters of San Jose's postseason failures.

Joonas Donskoi wasn't around for any of that tawdry teal history, and the tenacious rookie scored the goal that sent the Sharks roaring into the second round.

Donskoi broke a tie with his second goal early in the third period, and the Sharks charged back to wrap up their first-round playoff series with a 6-3 victory over the Los Angeles Kings in Game 5.

DALLAS (AP) - Mikko Koivu and the Minnesota Wild are going home and hoping for another trip to Dallas.

Koivu scored the tying goal with 3:09 left in regulation, then redirected Ryan Suter's shot from the left point 4:55 in the overtime as Minnesota beat the Stars 5-4 to stay alive in their first-round series.

Dallas, the top seed in the Western Conference, still has a 3-2 lead in the best-of-seven series. Game 6 is Sunday in Minnesota.

WASHINGTON (AP) - Michal Neuvirth made a playoff career-high 44 saves and the Philadelphia Flyers beat the Washington Capitals 2-0 in Game 5 to stay alive in their first-round series.

Neuvirth was dominant, carrying the team on his shoulders and blunting Alex Ovechkin and the Capitals' every charge to cut the series deficit to 3-2 and send it back to Philadelphia for Game 6 on Sunday.

Ryan White scored the lone goal for the Flyers against Braden Holtby, with the puck deflectingin off Washington defenseman Taylor Chorney and past the goalie. Chris VandeVelde added an empty-netter late.

NEW YORK (AP) - Attention, Florida Panthers fans: Throwing those toy rats on the ice during a game means drawing the ire of NHL Commissioner Gary Bettman.

Days after fans in Philadelphia threw light-up wristbands onto the ice during a Flyers playoff loss, Bettman said the league strongly discourages throwing anything onto the ice except for hats to celebrate a hat trick.

That includes playoff traditions of faux rats in Florida and real octopi in Detroit.

The NHL told the Panthers that fans can throw toy rats on the ice only after a game.

NFL

WASHINGTON (AP) - Josh Norman posed for photos with a pen and his new contract and smiled ear-to-ear alongside Washington Redskins general manager Scot McCloughan and family members decked out in fresh team gear.

Two days after being cast off by the Carolina Panthers, Norman found a place he was wanted, signing with the Redskins.

One of the NFL's top cornerbacks, Norman held out for a long-term deal but never got it from the Panthers, who rescinded the franchise tag that would have paid him $13.9 million next season.

The 28-year-old had a career-high four interceptions, 16 passes defensed and 56 tackles last season for NFC champion Carolina.

GOLF

SAN ANTONIO (AP) - Brendan Steele completed an 8-under 64 in the morning and shot a 70 in the second round to take a three-stroke lead in the Texas Open.

The 2011 winner at TPC San Antonio for his lone tour title, Steele had a 10-under 134 total.

Play was suspended because of darkness with 13 players left on the course. The schedule was thrown off Thursday morning with a 3 1/2-hour rain delay.

Scott Langley, Stuart Appleby and Charley Hoffman were tied for second. Langley shot 68, Appleby 70, and Hoffman 71. Appleby rallied after four-putting from 7 feet for a triple bogey on his opening hole.

Patrick Reed (73) was 6 under along with Ricky Barnes (70), Jon Curran (68), Sung Kang (67), Spencer Levin (69), Peter Malnati (71), Ryan Palmer (70) and Mark Wilson (69).

DALY CITY, Calif. (AP) - Haru Nomura shot a 2-under 70 in windy conditions at Lake Merced to take the second-round lead in the Swinging Skirts LPGA Classic.

The 23-year-old Japanese player had a 9-under 135 total for a three-stroke lead over South Koreans So Yeon Ryu and Na Yeon Choi and Australia's Minjee Lee.

Lydia Ko was four strokes back at 5 under after a 71. The two-time defending champion birdied three of the first three holes, but bogeyed two of the last four.