Arran Gulliver: GB bobsleigh athlete provisionally suspended for failing doping test

Great Britain bobsleigh athlete Arran Gulliver has been provisionally suspended for failing a doping test. The International Testing Agency (ITA) said the 27-year-old returned an “adverse analytical finding” for the banned substance ostarine during an out-of-competition test on 2 March. According to the ITA, ostarine can enhance performance by “promoting lean muscle growth and i