The 20-time major champion made a rare appearance in the San Francisco Bay Area and played doubles with Bill Gates.
Nine Americans receive BNP Paribas Open wild cards.
Any player—male or female—who sweeps singles and doubles titles will earn a $1 million bonus.
Sharapova aims to channel "LA’s high style" in Nike shoe.
Former Wimbledon champion to play MSG on Monday.
The Swiss wants to take stock of his surgically repaired left knee and prep his body for clay.
Don't expect young players to reach double-digit majors says Grand Slam king.