Danny Lee birdied the last hole for a six-under-par 64 and a share of the second-round lead Friday in the Colonial with Kevin Kisner, Webb Simpson and Scott Piercy.
Kisner also had a birdie on his final hole, the ninth, for a second straight 67. Simpson, the 2012 U.S. Open champion, and Piercy each shot 66 to join the group at six-under 134.
Masters champion Sergio Garcia (66) and fellow Spaniard Jon Rahm (69), who played in the same group, were at five under along with England's Paul Casey (66) and Sean O'Hair (68).
Defending Colonial champion Jordan Spieth (68) recovered from a bad start to avoid the danger of missing the cut for the third consecutive event and...