Doping

FILE - In this Sunday, Sept. 9, 2018 file photo, Cleveland Browns receiver Josh Gordon walks off the field after an NFL football game against the Pittsburgh Steelers in Cleveland. Josh Gordon's troubled tenure with the Cleveland Browns has ended. The team announced Saturday night, Sept. 15, 2018 that it intends to release the former Pro Bowl wide receiver, whose immense talent has been overshadowed by substance abuse that has derailed a promising career. (AP Photo/David Richard, File)

FILE - In this Sept. 15, 2017, file photo, Canelo Alvarez, left, and Gennady Golovkin pose during a weigh-in in Las Vegas. Golovkin's trainer says his fighter was insulted when Alvarez tested positive for a performance enhancing drug that caused their planned May middleweight title rematch to be postponed. (AP Photo/John Locher, File)

FILE - In this June 30, 2015 file photo, U.S. Olympic Committee Chairman Larry Probst speaks during a news conference in Redwood City, Calif. Larry Probst will step down as chairman of the U.S. Olympic Committee at the end of 2018 ending a decade-long stay during which he restored the federation’s international reputation but will leave it facing as many problems as he inherited on the home front. Probst will be replaced by Susanne Lyons, who recently finished serving as interim CEO following the resignation of Scott Blackmun in February.(AP Photo/Eric Risberg, File)

FILE - In this Aug. 30, 2018, file photo, Cleveland Browns offensive tackle Desmond Harrison (69) defends the line as Detroit Lions defensive end Anthony Zettel (69) rushes during the first half of an NFL football preseason game, in Detroit. Browns undrafted rookie Desmond Harrison will start at left tackle in Sunday’s opener, filling the spot once held by future Hall of Famer Joe Thomas. (AP Photo/Paul Sancya, File)

File- This May 16, 2018, file photo shows Vegas Golden Knights defenseman Nate Schmidt skating with the puck against the Winnipeg Jets during Game 3 of the NHL Western Conference finals hockey playoff series in Las Vegas. The NHL has suspended Schmidt the first 20 games of the regular season for violating the league and Players’ Association’s performance enhancing substances policy. The league announced the suspension Sunday, Sept. 2, 2018. Schmidt released a statement saying he did not intentionally take a banned substance, adding, “I will not accept being labelled a cheater.” (AP Photo/David Becker, File)

Mark Schubert, right, former USA Swimming's National Team head coach, talks with former Australian swim coach Dennis Cottrell at the 18th Asian Games in Jakarta, Indonesia, Wednesday, Aug. 22, 2018. Dismissed in 2010 as the American head coach, Schubert has been working for a year as a "part-time adviser" for the Chinese team. (AP Photo/Lee Jin-man)

Tyson Fury, right, in action against Francesco Pianeta during their Heavyweight fight at Windsor Park in Belfast, Northern Ireland, Saturday Aug. 18, 2018. fury went on to win the bout. (Niall Carson/PA via AP)