Evans wins to keep yellow jersey bid boiling over

Australian claims polka dot shirt and sits just off the pace

MUR-DE-BRETAGNE, France - Cadel Evans won a battle on the fourth stage of the Tour de France on Tuesday but admits he's preparing for a war in the coming weeks of the world's toughest bike race.

Evans, a former two-time runner-up, has finished outside the race's top 20 the past two years but after just four days of racing the Australian is showing his impressive season so far is no fluke.