All you need to know about MLB roundup, Mayfield and lot more

Following is a summary of current sports news briefs.

MLB roundup: Red Sox beat Yanks for third straight AL East title

Mookie Betts helped the Boston Red Sox clinch their third straight American League East title by collecting four hits, including a towering three-run homer off Aroldis Chapman in the eighth inning of an 11-6 victory over the host New York Yankees on Thursday night. Betts tied a season high with five RBIs to help the Red Sox win their 10th division crown. Per Elias Sports Bureau, it marks the first time the Red Sox ever clinched a division by beating the Yankees.

Tennis champion King joins LA Dodgers ownership group

Tennis Hall of Famer and social activist Billie Jean King has joined the Los Angeles Dodgers as a minority owner, the Major League Baseball franchise announced on Thursday. King, born and raised in southern California, said she and her partner Ilana Kloss were delighted to join an organization she perceived to be socially progressive.

Mayfield comes off the bench, ends Browns' winless streak

Rookie No. 1 overall pick Baker Mayfield relieved a concussed Tyrod Taylor and rallied the Cleveland Browns from a 14-point deficit passed the visiting New York Jets for a 21-17 win to break a 19-game winless streak Thursday night at FirstEnergy Stadium. Mayfield, in his NFL debut, finished 17 of 23 for 201 yards in a little over one half of work for the Browns (1-1-1), who tallied their first victory since Dec. 24, 2016. It was just Cleveland's second win in 38 games.

Woods, Fowler lead Tour Championship after the first round

Tiger Woods swung with rhythmic precision and wielded a hot putter to tie Rickie Fowler for the first-round lead at the season-ending Tour Championship on Thursday. A week before returning to the Ryder Cup for the first time since 2012, Woods finished in style with an eagle at the par-five 18th to cap a five-under-par 65 at East Lake in Atlanta.

Giant concern: Protecting Manning vs. Watt, Texans

Even during the practice week, the hits keep coming for Eli Manning and the winless New York Giants as they prepare for the Houston Texans. Already saddled with a beleaguered offensive line that left Manning under frequent duress last Sunday night against the Dallas Cowboys, the Giants added injury to insult by placing starting center Jon Halapio on injured reserve after he suffered fractures in his lower leg and ankle in the third quarter of their seventh loss in eight games.

NBA notebook: Knicks president 'not taking any risks' on Porzingis

When Kristaps Porzingis will return to the court at Madison Square Garden is anyone's guess. New York Knicks team president Steve Mills updated the media on Thursday about Porzingis' recovery from the torn ACL in his left knee that he suffered in February, and he didn't commit to when the 7-foot-3 Latvian would suit up again.

WADA votes to reinstate RUSADA amid widespread protests

The ban on Russia's anti-doping agency RUSADA was lifted by the World Anti-Doping Agency (WADA) on Thursday, subject to various conditions, in a decision greeted with dismay by campaigners. Although the change will have no immediate effect on current bans on the Russian federations for athletics, weightlifting, and Paralympics, it opens the door for their return, following the reinstatement of the Russian Olympic Committee after the country was banned from this year's Winter Games in South Korea.

NFL notebook: Brown calls Steelers losses 'unacceptable'

Pittsburgh Steelers wide receiver Antonio Brown said Thursday that his frustration on the sideline during Sunday's game and his tweet toward a critic on Monday came from his desire to win. Meeting with reporters for the first time since the team's 42-37 loss to the Kansas City Chiefs, Brown made it clear he does not want a trade, but rather for his team to start performing at the level it has previously.

Mixed Martial Arts: McGregor promotes the fight, whiskey at a raucous press conference

Conor McGregor sipped whiskey and boasted he would need just one round to defeat Khabib Nurmagomedov and reclaim the UFC lightweight title during a typically wild news conference to promote his return to the Octagon on Thursday. McGregor repeatedly referenced the infamous April incident when he threw a metal dolly through the window of a bus carrying Nurmagomedov and other UFC fighters, leading to his arrest and eventual guilty plea.

Laker LeBron already in 'mid-season' form, says Magic

Los Angeles Lakers president Magic Johnson on Thursday said newly-acquired forward LeBron James is in excellent shape ahead of next week's training camp and will lead an up-tempo offense as the franchise attempts to return to NBA relevancy. Johnson said the three-time NBA champion, who parted ways with the Cleveland Cavaliers over the summer to make the move out west, is a player-coach who has already set an example for the team's young core with his relentless work ethic.