Henry earned his first PGA Tour win, finishing at 14-under 266, and collecting a first-place check of $792,000.
"To grow up here in the state of Connecticut and to come here as a young guy who was wet behind the ears, and watch the guys hit balls on the range and following some groups around, I thought how cool it would be some day if I could be one of those guys," said Henry, who has been on the tour for six years.
Australian Nathan Green (66) finished fourth at 9-under 271.
Attkisson leaves CBS News, reportedly over network's 'liberal bias'
Astronomers offer more expansive view of universe