Stoner rules Rossi to launch MotoGP title bid

Ducati rider Casey Stoner saw off world champion Valentino Rossi to triumph in the delayed first MotoGP race of the season and complete a hat-trick of wins in Qatar. The curtain-raiser was postponed 24 hours until Monday after torrential rain saw the floodlit race in Qatar called off at the last moment. Stoner was undeterred as he completed his third victory at Losail International circuit, just outside Doha