Photos: Solar raycers cross the finish line

The University of Michigan's car crosses the finish line to win the 2,500 mile North American Solar Challenge. Twenty solar-powered cars started the "rayce" which began in Austin, Tex. and finished in Calgary, Alberta, 11 days later. Michigan's team overtook the University of Minnesota's car in the final miles. The rayce results.

Photo by Stefano Paltera / North American Solar Challenge