Getty Images 5 months ago

VAIL, CO - AUGUST 25: David Zabriskie (L) of Team Garmin-Cervelo passes Walter Pedraza of Colombia and EPM-UNE in the individual time trial during stage three of the 2011 USA Pro Cycling Challenge on August 25, 2011 in Vail, Colorado.

Getty Images 6 months ago

COLORADO SPRINGS, CO - AUGUST 22: David Zabriskie of the USA riding for Team Garmin-Cervelo riaces to 16th place in the Prologue of the 2011 USA Pro Cycling Challenge on August 22, 2011 in Colorado Springs, Colorado.

Getty Images 6 months ago

COLORADO SPRINGS, CO - AUGUST 22: David Zabriskie of Team Garmin-Cervelo competes during the Prologue of the 2011 USA Pro Cycling Challenge on August 22, 2011 in Colorado Springs, Colorado.

Getty Images 6 months ago

TOOELE, UT - AUGUST 12: Dave Zabriskie, US National Time Trial Champion, riding for Team Garmin-Cervelo, looks on as he warms up prior to competing in the Individual Time Trial during Stage Three of the Tour of Utah at the Miller Motorsports Park on August 12, 2011 in Tooele, Utah.

AP Photo 6 months ago

David Zabriskie, of the United States, rides during the prologue of the Tour of Utah cycling race in Park City, Utah, Tuesday, Aug. 9, 2011. Zabriskie finished in 66th place.

Getty Images 7 months ago

PARIS, FRANCE - JULY 24: Jonathan Vaughters (4L) manager of Garmin Cervelo team poses with a cardbord cutout of injured rider David Zabriskie (3R) as they celebrate winning the team prize after the twenty first and final stage of Le Tour de France 2011, from Creteil to the Champs-Elysees...

AP Photo 7 months ago

Frederik Willems of Belgium, left, and David Zabriskie of the US, right, are being treated by Tour de France doctors after crashing during the 9th stage of the Tour de France cycling race over 208 kilometers (129 miles) starting in Issoire and finishing in Saint Flour, central France, Sunday...

Getty Images 7 months ago

CHATEAUROUX, FRANCE - JULY 08: David Zabriskie of the USA and Garmin-Cervelo leads the peloton on stage seven of the 2011 Tour de France from Le Mans to Chateauroux on July 8, 2011 in Le Mans, France.

Reuters Pictures 7 months ago

Garmin Cervello rider David Zabriskie of the U.S. leads the pack of riders during the sixth stage of the Tour de France 2011 from Dinan to Lisieux July 7, 2011.

Reuters Pictures 8 months ago

Team Garmin-Cervelo's David Zabriskie of the U.S. cycles to place fourth in the individual time trial third stage of the Dauphine cycling race in Grenoble, French Alps, June 8, 2011.

AP Photo 8 months ago

David Zabriskie, of USA, competes on his way to finish fourth of the third stage of the 63rd Criterium du Dauphine cycling race, a 42,5 kilometers individual time trial, in Grenoble, French Alps, Wednesday, June 8, 2011.

Getty Images 8 months ago

US cyclist David Zabriskie rides during the 5.4 km individual time trial prologue of the 63th edition of the Criterium of Dauphine cycling race on June 5, 2011 in Saint-Jean-de-Maurienne, French Alps. Dutch cyclist Lars Boom won the prologue ahead of Kazakhstan's Alexander Vinokourov...

Getty Images 9 months ago

SOLVANG, CA - MAY 20: Garmin-Cervelo team rider David Zabriskie of the USA competes in the Individual Time Trial during stage six of the 2011 AMGEN Tour of California on May 20, 2011 in Solvang, California.

Getty Images 9 months ago

SOLVANG, CA - MAY 20: David Zabriskie (C) of the USA riding for Garmin-Cervelo takes the podium with his son Waylon after he won the Individual Time Trial along with Tejay Van Garderen (L) of the USA riding for HTC-Highroad in third place and Levi Leipheimer (R) of the USA riding for Radioshack...

Getty Images 9 months ago

SOLVANG, CA - MAY 20: David Zabriskie of the USA riding for Garmin-Cervelo takes the podium with his son Waylon after he won the Individual Time Trial during stage six of the 2011 Amgen Tour of California on May 20, 2011 in Solvang, California.

Getty Images 9 months ago

AUBURN, CA - MAY 17: David Zabriskie of the USA riding for Garmin-Cervelo signs and autograph for a fan prior to stage three of the 2011 AMGEN Tour of California from Auburn to Modesto on May 17, 2011 in Auburn, California.

Getty Images 9 months ago

NEVADA CITY, CA - MAY 16: (L-R) Peter Sagan of Slovakia riding for Liquigas, Andy Schleck of Luxemburg riding for Leopard Trek, Levi Leipheimer of the USA riding for Radioshack, Thor Hushovd of Norway riding for Garmin-Cervelo and David Zabriskie of the USA riding for Garmin-Cervelo...

Getty Images 9 months ago

US David Zabriskie (L) throws flowers as he celebrates with his teammates on the podium of the Tour de Romandie cycling race, after they were awarded best team of the race on May 1, 2011 in Geneva.

Getty Images 9 months ago

Winner of the stage US racer David Zabriskie smiles on the podium on April 30, 2011 after the fourth stage, a 20,1 km race against the clock between Aubonne and Signal-de-Bougy, of the Tour de Romandie cycling race in Signal-de-Bougy.

Reuters Pictures 9 months ago

Garmin's team rider David Zabriskie of the U.S. cycles to win the 4th and against the clock stage of the Tour de Romandie cycling race near Signal-de-Bougy April 30, 2011.

AP Photo 9 months ago

US' David Zabriskie from team Garmin is on his way to take the first place during the 4th stage, a 20,1 km race against the clock, from Aubonne to Signal-de-Bougy at the 65th Tour de Romandie UCI ProTour cycling race, in Saint-Livres , Switzerland, Saturday, April 30, 2011.

AP Photo 9 months ago

US' David Zabriskie from team Garmin competes during the 4th stage, a 20,1 km race against the clock, from Aubonne to Signal-de-Bougy at the 65th Tour de Romandie UCI Pro Tour cycling race, in Saint-Livres, Switzerland, Saturday, April 30, 2011.

Getty Images 9 months ago

US David Zabriskie rides during the fourth stage, a 20.1 km race against the clock between Aubonne and Signal-de-Bougy, at the UCI World Tour six-day stage Tour de Romandie cycling race on April 30, 2011, near Saint-Livres.

AP Photo 9 months ago

US's David Zabriskie from team Garmin celebrates on the podium after winning the 4th stage, a 20,1 km race against the clock, from Aubonne to Signal-de-Bougy at the 65th Tour de Romandie UCI ProTour cycling race, near St-Livres, Switzerland, Saturday, April 30, 2011.

Reuters Pictures 7 months ago

Omega Pharma Lotto rider Frederik Willems (top) of Belgium and Garmin Cervello rider David Zabriskie of the U.S. lie injured after a crash during the ninth stage of the Tour de France 2011 cycling race from Issoire to Saint-Flour July 10, 2011.