Spieth announced the decision while practicing for the British Open.
olympics 2016
Testing of athletes at Rio’s anti-doping laboratory suspended
The suspension is an embarrassment to Brazil, coming so close to the Summer Games, which open Aug. 5.
Olympic notebook: McIlroy unwilling to take Zika risk, won’t play in Rio
Golf is back in the Olympics, but four-time major champ Rory McIlroy will not risk illness to play.
Olympic hopeful has discovered firm footing to face next hurdle
Steeplechaser Donn Cabral suffered a career slump, but found what happened off the track helped most.
Sports Digest: Decision on Russian athletes to be announced Friday
The IAAF is deciding whether the track team, accused of doping violations, can compete at Rio.
Rio’s coastal waters feared to be extra filthy
Super bacteria may pose a serious hazard to Olympians.
Sports Digest: Surge win Empire League debut
Alan Carey pitches eight innings of four-hit ball in a 2-0 Old Orchard victory.
World Health Organization says Zika virus no reason to relocate Rio Olympics
Health experts had written an open letter to U.N. agency asking that the games be postponed or moved.
Retesting of drug samples could result in Olympic bans
The IOC says new tests caught 31 athletes from the 2008 Games, and more could come from 2012.
International committee: 31 retests of 2008 Beijing Olympic samples show doping
Samples were restested for athletes expected to compete in Rio de Janeiro.