Reuters Sports News Summary

Following is a summary of current sports news briefs. Porto goalkeeper Casillas suffers heart attack, taken to hospital: club statement

Spain's World Cup winning captain Iker Casillas, 37, suffered a heart attack while training with his team Porto on Wednesday and was taken to hospital, the Portuguese club said in a statement, adding that the goalkeeper's life was not in danger. "Iker Casillas suffered an acute heart attack during this Wednesday's training session," Porto said in a statement on their official website. Farah declines marathon spot at World Championships

European record holder Mo Farah has declined a chance to contest the marathon in the World Championships in Doha, increasing the possibility of a return to the track. Farah, a four-times Olympic champion over 5,000 meters and 10,000 meters, retired from track athletics to focus on marathon events in 2017. MLB notebook: Padres rookie SS Tatis on IL

The San Diego Padres placed shortstop Fernando Tatis Jr. on the 10-day injured list Tuesday with a strained left hamstring. The 20-year-old rookie phenom was injured during Sunday's game against the Washington Nationals when he awkwardly did the splits. An MRI exam revealed no structural damage. San Diego manager Andy Green said third baseman Manny Machado will be the primary shortstop while Tatis is sidelined, and rookie Ty France will play third. MLB roundup: Sabathia gets 3,000th K, but Yanks fall

New York Yankees left-hander CC Sabathia struck out five to become the 17th major-leaguer to record 3,000 career strikeouts, but he was outdueled on his historic night by Zack Greinke, who won his fifth straight in the Arizona Diamondbacks' 3-1 victory Tuesday in Phoenix. Sabathia (1-1), in his 19th and final season, reached the plateau early, striking out the side in the second inning. After Arizona's Wilmer Flores hit his first homer of the season for a 1-0 lead with two outs, Sabathia surrendered a single to Nick Ahmed before getting John Ryan Murphy swinging on a 1-2 changeup for No. 3,000. Gimelstob says he will resign from ATP board after assault sentence

Former player Justin Gimelstob will step down from the ATP board of directors and will not seek re-election after being sentenced following a felony battery charge, the New York Times quoted him as saying on Wednesday. "I’m stepping down because my job is to work on the sport’s behalf and the players’ behalf and in my situation, I’ve become too much of a distraction and a liability,” Gimelstob said in a telephone interview with the Times from Spain. Boxing: Joshua to fight Andy Ruiz Jr in New York

Heavyweight world champion Anthony Joshua will defend his titles against California-based Mexican Andy Ruiz Jr in New York on June 1, the Briton's promoter announced on Wednesday. Joshua, the WBA, IBF, WBO and IBO world champion, had been scheduled to fight American Jarrell Miller but the New York State Athletic Commission refused to sanction the fight after Miller failed a drugs test. New football league XFL partners with Elevate for ticket sales

The yet to launch professional American football league XFL has chosen the sports and entertainment consulting firm Elevate Sports Ventures to run its ticket sales for its first two years, the companies said on Wednesday. Elevate will design and manage the database marketing and ticket sales for the XFL's eight teams, in Dallas, Houston, Los Angeles, New York, St. Louis, Seattle, Tampa and the District of Columbia. Lexi Thompson breaks from social media after golf with Trump

LPGA star Lexi Thompson said she is taking a break from social media after receiving "hurtful" comments following a round of golf with President Donald Trump and talk-show host Rush Limbaugh. She joined them at Trump International Golf Club in West Palm Beach, Fla., on Easter, and the White House posted photos to social media. Since then, she has been the subject of negative comments. Olympic champion Semenya loses appeal over testosterone rules

Olympic 800-metres champion Caster Semenya on Wednesday lost her appeal against rules that mean middle distance female athletes with a high natural level of testosterone must take medication to reduce it. The Court of Arbitration for Sport (CAS) ruled the regulations were necessary for athletes with differences in sexual development (DSDs) to ensure fair competition. NFL notebook: Pro Football Hall of Famer Marchetti dies

Former Baltimore Colts defensive end and Pro Football Hall of Famer Gino Marchetti died Monday night. Conflicting media reports listed his age as 92 or 93. The Hall of Fame confirmed the news of his death, which was met by an outpouring of support for the family in Indianapolis and Baltimore.