Reuters Sports News Summary

Following is a summary of current sports news briefs. Golf: Mickelson, Spieth among leaders at soggy Pebble Beach

Phil Mickelson's seven birdies more than made up for three bogeys as the veteran American finished atop the leaderboard with four other players at the Pebble Beach Pro-Am in Northern California on Friday. Weather conditions deteriorated throughout the day as rain and wind set in and play was suspended before a handful of players could finish their rounds, which had begun an hour earlier than scheduled to avoid the worst of the storm. Tennis: Merciless Monfils hands Tsitsipas lesson in Sofia

Gael Monfils doled out another lesson in outstanding tennis, winning 93 percent of points on his first serve, as he reached the semi-finals of the Sofia Open on Friday with a 6-3 7-6(5) win over Greece's emerging talent Stefanos Tsitsipas. The experienced Frenchman, who has slipped to 33 in the world rankings after a series of injuries, looked in ominously good form as he took his place in the last four without dropping a set this week. NFL notebook: Dolphins add ex-Colts, Lions coach Caldwell

New Miami Dolphins head coach Brian Flores has filled out much of his coaching staff, which includes former NFL head coach Jim Caldwell. Flores announced his staff hires on Friday, and Caldwell will serve as assistant head coach and quarterbacks coach. Caldwell had a 62-50 record as a head coach with Indianapolis (2009-11) and Detroit (2014-17). He took the Colts to the Super Bowl in his first season. Federer chasing titles, not top ranking

Roger Federer is no longer chasing the top ranking and would rather be a contender at Grand Slams than battling Novak Djokovic and Rafa Nadal to be world number one, the Swiss tennis great said on Friday. The 20-times Grand Slam champion has held back the clock in the twilight of his remarkable career and became the ATP's oldest world number one last year a few weeks after clinching his sixth Australian Open at the age of 36. Olympic spirit back in Sarajevo, bridging ethnic divides

The Olympic spirit is back in Sarajevo after rival Bosnian ethnic elites set aside their differences to host the largest sport event in the country since the 1984 Winter Olympics and war of the 1990s. The Winter European Youth Olympic Festival will open in Sarajevo on Sunday and close a week later in East Sarajevo, a former Serb-run suburb that has become a separate city, in a show of cooperation between the two former foes whose border was a wartime frontline. NBA notebook: Celtics, Irving have 'engagement,' Ainge says

Celtics president Danny Ainge is confident All-Star guard Kyrie Irving will put a ring on his relationship with Boston this summer, saying the team and Irving have an "engagement." "The way I viewed the situation is that I think a lot of people, because of Kyrie's announcement at the beginning of the year, thought that it was a marriage," Ainge said on Boston radio, referring to Irving's public proclamation last fall that he'd stay with the Celtics instead of pursuing free agency. Football: Alliance of American Football gambling on success

There are two things that Americans love nothing more to do than watch football and bet on it. The eight-team Alliance of American Football (AAF) kicks off its inaugural season on Saturday promising both; a quality product on the field and real time wagering. MLB notebook: Indians' Lindor (calf) out two months

Cleveland Indians shortstop Francisco Lindor will be sidelined seven to nine weeks after sustaining a right calf strain, the team announced Friday. The Indians said Lindor recently hurt the calf while preparing for spring training in Orlando, Fla. An evaluation on Wednesday at the Cleveland Clinic confirmed there was a moderate strain. NBA roundup: Redick stars as new-look 76ers dump Nuggets

JJ Redick scored 34 points to lift the new-look Philadelphia 76ers past the visiting Denver Nuggets 117-110 on Friday. Redick's 11th career game with at least 30 points helped the Sixers win in their first game since making a blockbuster deal with the Los Angeles Clippers before the Thursday trade deadline. College football notebook: OSU QB Fields eligible to play in '19

The NCAA ruled that transfer quarterback Justin Fields is eligible to play immediately for Ohio State in the 2019 season, the university announced Friday. Fields, a five-star recruit in the Class of 2018, played last season at Georgia but entered the NCAA transfer portal after the regular season. Fields will enter spring camp as the overwhelming favorite to replace starter Dwayne Haskins, who entered the NFL draft.

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