Bubba Watson shot a second successive 64 to win the Northern Trust Open in California on Sunday, his first title since lifting the 2012 Masters.

Local boy John Merrick sealed his first PGA Tour win as he edged out Charlie Beljan in a play-off for the Northern Trust Open in Pacific Palisades, Los Angeles.

Rookie Ted Potter Jr clinched his first PGA Tour triumph yesterday, beating fellow American Troy Kelly at the third play-off hole to win the Greenbrier Classic in West Virginia.

Padraig Harrington will tee-off with defending champion Tiger Woods and 2007 champion Angel Cabrera at this week's US Open at Bethpage, New York.