Mountain bikers' sanctions raise questions

The men's race at a NORBA National

The men's race at a NORBA National (Image credit: Susan Candee)

In the past week, USADA has reported one-year sanctions for three US mountain bikers, and another possible sanction is in process. What all the athletes have in common is that they missed an anti-doping control after a major race.

Sue George is an editor at Cyclingnews.  She coordinates all of the site's mountain bike race coverage and assists with the road, 'cross and track coverage.