American Alberto Salazar, who has coached some of the world’s top long-distance runners, had his four-year suspension for a series of anti-doping rule violations upheld by the highest court in sport. The 63-year-old, who guided Britain’s Mo Farah to Olympic titles, was banned by the U.S. Anti-Doping Agency (USADA) in 2019 for “orchestrating and facilitating” doping as head coach of the Nike Oregon Project, an elite camp designed primarily to develop U.S. endurance athletes. The Court of Arbitration for Sport (CAS) said in a statement on Thursday it had upheld the ban on Salazar as well as that on endocrinologist Jeffrey Brown, who worked alongside him. “CAS confirms the four-year bans imposed on Dr. Jeffrey Brown and Alberto Salazar for anti-doping rule violations,” the court said. Salazar was found guilty of possessing testosterone, complicity in Brown’s administration of a prohibited method, and tampering with the doping control process, CAS said. …