Farmers Insurance Open: Scott Brown shares lead at Torrey Pines

Scott Brown carded his opening-round six under par on the South Course at Torrey Pines

American Scott Brown hit eight birdies in his final 11 holes to share the lead at the Farmers Insurance Open.

The 32-year-old joins compatriot Andrew Loupe at the top of the first-round leaderboard in San Diego following a six-under-par 66.

Australian defending champion Jason Day, who has been suffering with a virus, carded a 72 at Torrey Pines.

Scotland's Martin Laird is the best-placed Briton in tied 15th, after a three-under round of 69.

Ireland's Shane Lowry and England's Justin Rose are one under in a tie for 54th.

American Rickie Fowler, who won last week's European Tour event in Abu Dhabi, struggled with his putting in his one-over-par 73.