Fred Couples and Aaron Baddeley are taking their duel down to the final back nine at the Northern Trust Open. Couples has taken a 12-under lead, with Baddeley close behind at 11-under. Vijay Singh and Kevin Na are also within striking distance, at 10-under and 9-under respectively.
Couples started out hot, shooting three straight birdies to open his final effort at the Riviera Country Club. He built up an impressive lead before bogeying and double bogeying holes consecutive holes in the middle of his front nine. Baddeley has been more consistent, shooting all parts except for birdies on holes one and seven.
Rounding out the top ten, Robert Allenby is 8-under; Jimmy Walker, K.J. Choi, and Ryan Moore are 7-under; and and Stewart Cink and Stuart Appleby are among a large cluster at 6-under.