Jordan Spieth watches his tee shot on the 12th hole during the final round of the AT&T Pebble Beach National Pro-Am at the Pebble Beach Golf Links on Monday in Pebble Beach, California. AFP PHOTO
PACIFIC PALISADES, United States: World No.1 Jordan Spieth says he wants to emulate the relentless drive of tennis icons Roger Federer and Novak Djokovic as he aims to cement his place at the pinnacle of world golf this year.