Kenya's Mutai goes for New York hat-trick

(Reuters) - A doping scandal threatened to overshadow Geoffrey Mutai's run at a New York City Marathon hat-trick and Wilson Kipsang's bid for an eye-popping bonus after their compatriot Rita Jeptoo failed a drugs test.

The two Kenyans are among the headliners for Sunday's race but were suddenly sharing the spotlight with Jeptoo on Friday after Athletics Kenya said the winner of the Boston and Chicago Marathons the last two years failed a doping test