Carl Edwards ended a 52-race winless streak by pulling away to win the NASCAR race at Brooklyn, Michigan, on Sunday.
Lewis Hamilton's U.S. Grand Prix victory on Sunday will only fuel the tension between him and McLaren team mate Fernando Alonso.
Germany's Sebastian Vettel became the youngest Formula One driver to score a point when the 19-year-old finished eighth for BMW Sauber in the U.S. Grand Prix on Sunday.
British rookie Lewis Hamilton won the U.S. Grand Prix on Sunday to take his second victory in a row and forge 10 points clear of McLaren team mate Fernando Alonso in the Formula One championship.
Double world champion Fernando Alonso was fastest in both free practice sessions for the U.S. Grand Prix on Friday, with McLaren team mate Lewis Hamilton a close second in the afternoon.
Lewis Hamilton enters Tiger territory this week and whether Formula One's new hero likes it or not comparisons will abound ahead of Sunday's U.S. Grand Prix.
Poland's Robert Kubica shrugged off his horrific Canadian Grand Prix crash on Thursday and declared himself ready to race at Indianapolis this weekend.
Peugeot return to Le Mans this weekend determined to challenge Audi, who made history last year in becoming the first team to win the motor racing classic with a diesel engine.
Championship-leading rookie Lewis Hamilton said on Thursday that his stunning success was creating some tension between him and McLaren team mate Fernando Alonso.
Spyker have told Christijan Albers and Formula One rookie Adrian Sutil to raise their game after a disappointing Canadian Grand Prix last weekend.
BMW Sauber can expect more Formula One podiums this season after hitting a key target with second place in Montreal last weekend, according to team boss Mario Theissen.