Tony Martin (Etixx-Quick Step) has won Stage 4 of Tour de France 2015.

Germany's Tony Martin soloes to stage 4 victory and takes yellow jersey.

BMC Racing Team's Rohan Dennis blasts to time trial victory and yellow jersey in Tour de France 2015.

#tdf2015 #letour #tdf Rohan Dennis blasts to stage victory in Tour de France and takes general classification lead for his BMC Racing Team. Tony "Panzerwagen" Martin finishes second. Fabian Cancellara third.

#TDR2015 Ilnur Zakarin wins Tour de Romandie 2015; Tony Martin wins final individual time trial.

Great Britain's Bradley Wiggins wins individual time trial at 2014 World Championships in Ponferrada, Spain and takes over World Champion title from Germany's Tony Martin.

Tony Martin (Omega Pharma-Quick Step) is on target for the world time trial championship later this month.

World Champion Tony Martin (Germany) wins stage 10 time trial at Vuelta a Espana 2014; Alberto Contador takes Vuelta general classification lead. Nairo Quintana crashes.

Universal Sports shows Vuelta a Espana live online and on TV. RoadCycling.com shows video highlights from all stages.

Today the Omega Pharma-QuickStep team revealed its roster for the 2014 Vuelta a Espana grand tour, which begins on August 23. The team's line-up is centered around the team's general classification favorite Rigoberto Uran and offers good support in flat stages, mountanous terrain - and in the team time trial which kicks off this year's Vuelta.