WASHINGTON, June 28 (Xinhua) -- Former Jamaican track star Raymond Stewart who coached disgraced U.S. sprinter Jerome Young, has been kicked out of the sport for life for obtaining performance-enhancing drugs for his athletes, the U.S. Anti-Doping agency announced the ban on Monday.

It was determined by an arbitration panel that Stewart bought drugs from Angel Memo Heredia, whose cooperation has been used in investigations of banned coach Trevor Graham, sprinter Crystal Cox and others.

Stewart was a 100-meter specialist who appeared in four Olympics for Jamaica and won a silver medal in the 400 relay at the 1984 Games.

He joins Graham and Remi Korchemny as the third coach to be banned for life for assisting athletes obtain and take drugs.

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