Chris Froome faces Tour de France security fears

He's had urine thrown at him during a race and been taunted by fans brandishing giant inhalers, but that could be the tip of the iceberg for Chris Froome despite being cleared of anti-doping violations ahead of this year's Tour de France.

Is this the world's toughest bike race?

It's the dead of night, you're cycling through the desert and are so chronically fatigued you think you're seeing goblins. Welcome to Race Across America (RAAM) -- 12 days of hell spent������pedalling������from the west coast to the east.