Martin Kaymer , Phil Mickelson and Phil Mickelson can topple new golf No . 1 American Mickelson . The 14-time major winner will defend his Australian Masters title in Melbourne from November 11-14 , and then end his season as playing host of the Chevron World Challenge in California in early December . Quartet lining up for WGC-HSBC Champions tournament in Shanghai this week . Woods , whose 281-week reign was ended on Sunday , seeking first Shanghai title . Fellow American Mickelson is the defending champion , having also won in Sunday .
Martin Kaymer , Phil Mickelson and Phil Mickelson can topple new golf No . 1 American Mickelson . Quartet lining up for WGC-HSBC Champions tournament in Shanghai this week . Woods , whose 281-week reign was ended on Sunday , seeking first Shanghai title . Fellow American Mickelson is the defending champion , having also won in Sunday .