Australia's Greg Chalmers extended his lead to six points by making birdie on five of his final six holes in the third round of the PGA Tour's Barracuda Championship. Chalmers, 42, posted a 15 point round to reach a 39-point total in the scoring system that awards five points for an eagle and two points for a birdie. Players lose one point for a bogey and three points for a double bogey or worse.
