WRIGHTWOOD -- Colombia's Esteban Chaves won the hilly sixth stage of the Tour of California in 100-degree heat Friday, and Britain's Bradley Wiggins increased his lead in the overall standings.
With temperatures surpassing 100 degrees for the third straight day, Chaves -- riding for Orica-GreenEdge -- completed the 99.4-mile leg from Santa Clarita to Mountain High Ski Resort in 4 hours, 9 minutes, 13 seconds.
Wiggins, the Sky rider who won the 2012 Tour de France, finished fifth in the most difficult stage of the eight-day race. He leads Australia's Rohan Dennis of Garmin-Sharp by 30 seconds. American Lawson Craddock of Giant-Shimano was third overall, 1:48 behind Wiggins.
Spain's David De La Cruz of NetApp-Endura was second in the stage that featured 11,700 feet of climbing, including a 17-mile finishing ascent with an average 6.3 percent gradient.
American Tom Danielson of Garmin Sharp was third in 4:09:54.