Jeff Overton fired an eight-under 62 on Friday to take four-shot lead midway through The Greenbrier Classic. Chasing his first PGA Tour win, Overton had eight birdies in a flawless round and finished 36 holes on The Old White Course with a 14-under 126. He moved past Boo Weekley, who collected seven birdies for a 63 earlier in the day to post a 10-under 130. First-round co-leader Erik Compton ...