Kristin Armstrong of the United States bites the gold medal after winning the Women's Time Trial race, at the UCI road cycling World Championships in Mendrisio, Switzerland, Wednesday, Sept. 23, 2009. AP Photo logo AP Photo 2 months ago

Kristin Armstrong of the United States bites the gold medal after winning the Women's Time Trial race, at the UCI road cycling World Championships in Mendrisio, Switzerland, Wednesday, Sept. 23, 2009.