Description:Following months of speculation, Japanese Factory Yamaha officially announced they have secured the services of Italian rider Valentino Rossi on a two-year deal.
Rossi is a nine-time former world champion and won seven titles in the Premier Class, including four for Yamaha on the M1 when he rode for them between 2004-2010.
After two unsuccessful years at Ducati, the Italian manufacturer confirmed early on Friday that Rossi would be leaving at the end of the season.(0:39)