Actor Patrick Dempsey, center, begins biking in the second annual Dempsey Challenge, Sunday Oct. 3, 2010 in Lewiston, Maine. The two day event includes a 50-mile and 100-mile charity bicycle ride that... more 
Actor Patrick Dempsey, center, begins biking in the second annual Dempsey Challenge, Sunday Oct. 3, 2010 in Lewiston, Maine. The two day event includes a 50-mile and 100-mile charity bicycle ride that benefits the Patrick Dempsey Center for Cancer Hope and Healing at Central Maine Medical Center in Lewiston. less 
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Associated Press | Photo By Joel Page
Tue, Oct 5, 2010 9:12 AM EDT