California Challenge Brings Energy-Efficient Racing to the U.S. Department of Energy Solar Decathlon 2013 and XPO
Friday, August 23, 2013By Amy Vaughn
Mark your calendars for an exciting new addition to the U.S. Department of Energy Solar Decathlon 2013 and XPO! Oct. 4–6, 2013, the XPO Transportation Zone will feature the California Challenge, a competitive time trial of energy-efficient vehicles.