MARANA, Ariz. -- Here's the latest on Saturday morning's four quarterfinal matches.

RYAN MOORE VS. LUKE DONALD -- Donald just chipped in from 67 feet for birdie at the par-3 sixth and is now 2 up

MATT KUCHAR VS Y.E. YANG -- Kuchar has posted two consecutive birdies, rolling in putts of 5 feet (at the fourth) and 12 feet (at the fifth) and is 2 up through five holes.

MARTIN KAYMER VS. MIGUEL ANGEL JIMENEZ -- Jimenez conceded the par-3 third hole after he found the water, and Kaymer is now 1 up through four holes

BUBBA WATSON VS. J.B. HOLMES -- In the battle of two of the TOUR's biggest bombers, Holmes' second shot to the par-5 second landed inside three feet for an easy eagle to put him 1 up.