Reuters Sports News Summary

Following is a summary of current sports news briefs. Semenya to run in Doha as storm rages over new IAAF rules

Double Olympic champion Caster Semenya will run her last 800-metres on Friday before the International Association of Athletics Federations imposes hugely controversial new rules limiting testosterone in female athletes. Semenya, who has spent years trying to get the new IAAF regulations thrown out, will compete at the Diamond League meeting in Doha against 2016 Olympic silver medallist Francine Niyonsaba - who recently revealed she had similar difference in sexual development (DSD) characteristics to the South African. 'Boring golf' lifts Reed into share of clubhouse lead at Wells Fargo

Patrick Reed played "boring golf" to earn a four-way share of the clubhouse lead during the first round at the Wells Fargo Championship in North Carolina on Thursday. Last year's Masters champion managed a bogey-free four-under-par 67 in Charlotte that was matched by fellow American Adam Schenk, Scot Martin Laird and Canadian Nick Taylor. Olympic great Johnson embarks on stroke education campaign

Champion Olympic sprinter Michael Johnson has minor lingering effects from a stroke, but has made an excellent overall recovery and is urging others to be aware of the symptoms that could indicate they are enduring a similar episode. Johnson, who has remained physically active since retiring from the track in 2000, had the stroke last September, showing that being physically fit is no guarantee of avoiding the condition. Woods to receive Presidential Medal of Freedom next Monday

Tiger Woods will receive the Presidential Medal of Freedom from U.S. President Donald Trump next Monday, the White House said on Thursday. Woods, 43, ended an 11-year major championship drought when he won the Masters on April 14, and Trump tweeted the following day that he would present the golfer with the Presidential Medal of Freedom, "because of his incredible Success & Comeback in Sports (Golf) and, more importantly, LIFE". NFL notebook: Chiefs' Hill denies accusations in attorney's letter

The attorney for Kansas City Chiefs wide receiver Tyreek Hill sent the NFL a four-page letter Thursday, a detailed denial of child abuse allegations made against his client. In the letter obtained by ESPN, attorney N. Trey Pettlon accused Hill's fiancee, Crystal Espinal, of abusing the couple's 3-year-old son. Espinal secretly recorded a conversation she had with Hill that was broadcast last week by Kansas City station KCTV. MLB roundup: Syndergaard homers in 1-0 shutout

Noah Syndergaard did it all for the New York Mets on Thursday afternoon, as the right-hander tossed a four-hitter and produced the game's only run with a third-inning homer in a 1-0 win over the visiting Cincinnati Reds. Syndergaard's second career shutout -- and his second homer of the season and the sixth of his career -- gave the Mets a split of the four-game series. He walked one and struck out 10. Top women's hockey players to boycott professional leagues

More than 200 women's hockey players, including the game's biggest names, said on Thursday they will not play in North American professional leagues next season as part of a boycott they hope brings about a more economically viable league. The group, which includes Olympic gold medalists Marie-Philip Poulin of Canada and American Hilary Knight, said they cannot make a sustainable living playing in the current women's professional game. Option notebook: Lee, Nkemdiche, Ifedi to free agency after 2019

The New York Jets will not pick up linebacker Darron Lee's fifth-year option before Friday's deadline, according to multiple reports Thursday. Lee, 24, has reportedly been shopped in trade talks for much of the offseason, but he remained on the team's roster through last weekend's draft. NBA notebook: Celtics boss Ainge suffers mild heart attack

Danny Ainge, the Boston Celtics' president of basketball operations, suffered a mild heart attack Tuesday night, the team announced Thursday. Ainge, 60, was stricken while the team was in Milwaukee for the Eastern Conference semifinals against the Bucks. U.S. banking on experience in women's World Cup defense

The United States will be counting on experience as they look to defend their women's World Cup crown in France with coach Jill Ellis announcing a squad on Thursday that features 12 members of the team who lifted the trophy in 2015. Leading the squad is veteran forward Carli Lloyd, the Golden Ball winner in 2015 who was named to her fourth World Cup.