Defending U.S. Open champ Spaun heats up at Colonial, two back of Smith
J.J. Spaun surged with four birdies on his front nine before a couple of late bogeys in a 2-under 68 that put him at 8 under Friday, two shots behind Englishman Jordan Smith and one back of Hideki Matsuyama and three others after 36 holes at Colonial.




















