Ryan Palmer fired an 8-under 62 on Thursday and grabbed a 1-stroke lead through the opening round of the Crowne Plaza Invitational at Colonial.
Palmer matched the lowest round of his career and the lowest opening round in tournament history.
John Rollins is a shot off the pace after a first-round 63, which marks his best round at the course by four strokes.
Morgan Hoffmann, David Hearn, Graham DeLaet and John Peterson are tied for third place at 6-under 64, while world No. 13 Matt Kuchar highlights a group of six knotted at 5-under.
By: Mike Plourde for Great Lakes Radio Sports