Brandt Snedeker chased his opening 66 with a bogey-free, 6-under-par 30-34=64 in his second round to set the 36-hole clubhouse lead at 10-under 130.
Robert Karlsson followed his opening 64 at the HP Byron Nelson Championship with an 8-over-par 41-37=78 to reach the midpoint in 2-over 142, two strokes too high to play the weekend.
Brian Stuard reached the midpoint of the HP Byron Nelson Championship in even-par 71-69=140 to survive the cut on the number.
Overnight leader Keegan Bradley answered his opening 60 at the HP Byron Nelson Championship with a 1-under-par 35-34=69 in his second round to post the 36-hole clubhouse lead at 11-under 129.
Ron Kroichick of the San Francisco Chronicle alerted his followers on Twitter that Ken Venturi has died.
Guan Tianlang reached the midpoint of the HP Byron Nelson Championship in 7-over-par 70-77=147 and will miss the cut.
Brandt Jobe completed 36 hole of the HP Byron Nelson Championship in 4-over-par 70-74=144 and will miss the cut.
Jason Day settled for a 2-over-par 34-38=72 in his opening round of the HP Byron Nelson Championship.
Camilo Villegas posted a 5-under-par 34-31=65 in his opening round of the HP Byron Nelson Championship.
Keegan Bradley torched TPC Four Seasons for a course-record, 10-under-par 31-29=60 in his opening round of the HP Byron Nelson Championship.
Louis Oosthuizen announced today in his presser at the HP Byron Nelson Championship that he may not compete in the U.S. Open on June 13-16 because his wife is scheduled to delivered the couple's third child that week.
Nick Faldo is planning to tee it up at The Open Championship on July 18-21.