Lance Armstrong said on Wednesday that he is stepping down as chairman of his Livestrong cancer-fighting charity so the group can focus on its mission instead of its founder's problems.

Lance Armstrong said Wednesday he is stepping down as chairman of his Livestrong cancer-fighting charity so the group can focus on its mission instead of its founder's problems. The move came a ...

AUSTIN, Texas (CBS13/AP) -- Lance Armstrong is stepping down as chairman of his Livestrong cancer-fighting charity to help it limit the damage from the doping scandal that has snared the former ...