FOIX, France, July 7 : Denmark's Mads Pedersen powered to victory from a big breakaway on stage four of the Tour de France on Tuesday, leading a Lidl-Trek one-two finish while Norway's Torstein Traeen from Uno-X Mobility claimed the yellow jersey.Pedersen was the fastest from a lead group at the end of the gruelling 181.9-km hilly stage from Carcassonne to Foix, crossing the line ahead of teammate Quinn Simmons, while Spain's Raul Garcia Pierna of Movistar finished third.It was Pedersen's third victory in the Tour de France and his 12th in a Grand Tour.The stage was shaped by an early breakaway of 34 riders who built up a sizeable advantage over the peloton on a route featuring four classified climbs. As the gap held deep into the stage, it became increasingly clear that the day's winner w