American Nicky Hayden boosted his MotoGP championship hopes with a second straight US Grand Prix victory.
While Valentino Rossi's bid for a sixth 500cc crown suffered a punishing blow.
Valentino Rossi is confident of a third straight win in Germany this weekend as he seeks to trim Casey Stoner's lead in the MotoGP world championship.
The Italian kept alive the defence of his MotoGP title with a battling victory in the German Grand Prix.
Former world champion Valentino Rossi won the MotoGP at the Dutch Grand Prix after a 15 lap battle with overall leader Casey Stoner on Saturday.
He claimed his fourth race victory of the season in a thrilling Catalan MotoGP on Sunday.
Valentino Rossi's dominance of his home race continued when he racked up his sixth win in six years.
Casey Stoner beat the challenge of seven-time world champion Valentino Rossi to win the China Grand Prix.
Lance Armstrong and Roger Federer were nominated for the Laureus World Sportsman of the Year award.
The Italian notched up the 85th win of his career, and seventh in all classes at the southern Spanish circuit.
Australian Casey Stoner upstaged former world champion Valentino Rossi to take the first win of his MotoGP career.
The 21-year-old Australian upstaged former world champion Valentino Rossi to take the first win of his MotoGP career.
MotoGP world champion Valentino Rossi said on Thursday he could have been a good Formula One driver if he had made the switch three years ago.
Motorcycling world champion Valentino Rossi can make the leap to Formula One, according to Ferrari's Michael Schumacher.
Italian Valentino Rossi extended his contract with Yamaha to the end of 2008.
World champion Valentino Rossi won the Malaysian MotoGP on Sunday, putting himself in pole position for a fourth straight title.
Ferrari said on Thursday that the MotoGP champion was halfway through a three-day test with them.
Valentino Rossi ended Australian Casey Stoner's winning streak on Sunday with victory at the US MotoGP.
The Italian, driving an old F2004 with a rev-limited V10 engine, completed 53 laps at the Valencia circuit and was ninth fastest of the 15 drivers.
Jorge Lorenzo's celebration of his MotoGP world title on his home island of Mallorca on Thursday was interrupted unexpectedly when the Spanish Yamaha rider suffered what appeared to be minor burns to his leg from a motorcycle.
Seven-times world motorcycling champion Valentino Rossi got back to winning ways with a record 10th victory of the season at the Qatar Grand Prix.
Valentino Rossi crashed out of the Japanese Grand Prix as fellow Italian Max Biaggi finished second.
American cyclist Lance Armstrong, who won his fourth consecutive Tour de France this year, was voted foreign sportsperson of the year by the Spanish daily newspaper El Pais.
The American ended world champion Valentino Rossi's run of five consecutive MotoGP wins with victory in the US Grand Prix.
The Italian emerged the winner after his main championship rival Sete Gibernau went off the track at the last corner.
"If he can do in a car what he does on a bike it would be fantastic. He would beat all of us," said Ferrari's Rubens Barrichello.
American Nicky Hayden finished third in Valencia to claim his first MotoGP world title.
Marc Marquez retained his MotoGP title with a fighting second place finish in the Japanese Grand Prix on Sunday, the dominant Spaniard securing a fourth global title in five years at his Honda team's home Motegi circuit.
Valentino Rossi made it five MotoGP wins in a row at the Italian Grand Prix
Spain's MotoGP world champion Marc Marquez won the German Grand Prix from pole position on Sunday for his sixth win in a row at the Sachsenring in a Honda one-two with compatriot Dani Pedrosa.