Spieth surges to six-shot lead at Pebble Beach

Jordan Spieth fired eight birdies in a seven-under par 65 on Saturday to seize a six-shot lead after three-rounds of the weather-disrupted US PGA Tour Pebble Beach National Pro-Am. Spieth, in a three-way tie for the lead with world number one Jason Day and Derek Fathauer when the second round concluded early Saturday, pulled inexorably away with a sparkling effort at Pebble Beach Golf Links, one of three courses in use over the first three rounds of the tournament. The two-time major champion, s