What American road racing cyclist lost to  Jens Voigt for the second year in a row?
Levi Leipheimer Levi Leipheimer (born October 24, 1973) is an American former professional road racing cyclist. He was twice US national champion, winning the time trial title in 1999 and the road race in 2007, and is an Olympic medalist. Leipheimer was born and raised in Butte, Montana and resides in Santa Rosa, California. He is the patron of the widely attended King Ridge GranFondo, a mass participation ride in Sonoma County.
Taylor Sheldon Taylor Sheldon (born March 31, 1987) is an American professional racing cyclist. He rode in the men's team time trial at the 2015 UCI Road World Championships.