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Pro bike: Thomas Dekker's Garmin-Barracuda Cervélo S5
Aero machine for Garmin-Barracuda's latest signing
2013 SRAM Red: First Ride Review
SRAM is smoother, quieter, more powerful, more refined
Pro bike: Specialized CruX for Zdeněk Štybar
World champion goes for pink
Pro bike: Danny Hart's Giant Factory Off-Road Team Giant Glory
Take a tour of the world champion's bike
Four to seven more doping cases possible before Tour start
It's all about blood. Increasing the ability of the blood to deliver oxygen to the muscles is a potent performance-enhancer. Athletes are prepared to go to tremendous lengths to beat the tests.
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