Steve Stricker has recorded a second-round 66 to move to the top of the leaderboard at the Valspar Championship.
The American has fallen to number 249 in the world rankings after taking on a part-time schedule, but he was in excellent form on Friday as he hit four birdies and an eagle to move into a share of first place with Will MacKenzie.
The trio of Daniel Berger, Graham DeLaet and Bill Haas are in third, while South African Retief Goosen is one of six players in a tie for sixth position.
World number one Jordan Spieth went into the second round struggling to make the cut, but a 68 ensured that he will begin the weekend in a tie for 43rd place.
