WSBK: Nicky Hayden Undergoes Successful Knee Surgery American Honda WorldSBK Team Rider Injured in Off-Season Dirt Track Training American Honda WorldSBK Team Rider Nicky Hayden Undergoes Successful Knee Surgery… WSBK: Nicky Hayden Undergoes Successful Knee Surgery (image) American Honda WorldSBK Team Rider Injured in Off-Season Dirt Track Training American Honda WorldSBK Team Rider Nicky Hayden…