Tiger Woods , Phil Mickelson and Martin Gould can topple new golf No . 1 Lee Westwood . Quartet ##s up for WGC - HSBC Champions tournament in China this week . Woods , whose 281-week reign was ended on Sunday , seeking first major title . Fellow American Woods is the defending champion , having also won in 2007 .
Tiger Woods , Phil Mickelson and Martin Kaymer can topple new golf No . 1 Lee Westwood . Quartet lining up for WGC-HSBC Champions tournament in China 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 2007 .