We start our week in California with a 4.6km prologue.
Warbasse sets the early time to beat of 5'30. A good start for the local favourite.
Stoltz is the first to beat this time but not by much, it's 5'29.
A strong time from Jacobsen who matches the current best.
Mottin also matches this time, a strong ride from the Frenchman.
Another gets the same time, now it's Frame.
A surprise new best time comes from Laizer at 5'26.
Balloni sets the new best time of 5'25!
Kopfauf brings his strong form here as he sets the new best time of 5'24.
Andersen disappoints at + 11".
Alarcon struggles as expected as he goes + 35".
Barta is much better off at + 4" in provisional 5th.
Erdenebat goes 2nd. A strong time from him as he's within a second of the leader.
Craddock goes 6th to have the same time as Barta. A strong time from the American.
Kozhatayev will have high hopes for the GC but he is only + 19" today.
Chavanne struggles to an uncharacteristic 15th at + 7".
Keough sets the same time as Kopfauf! Who will take the win?
It's Markus Kopfauf who wins it with an official time of 5'24. The next 3 all finish with the same time but it's Balloni in 2nd, Erdenebat 3rd and Keough 4th.
Erdenebat leads the U25s by 7 seconds. BNZ's Superhero's make it all of the Leaders Jerseys as they also lead the Teams Classification.
Tour of California - Stage 1 Report 
