Davis Riley, last year's U.S. Junior Amateur runner-up, fired a 5-under 67 to take the first-round lead on a hot day in The Woodlands, Texas. But he wasn't the only player to go low after playing well a year ago, as Sam Horsfield and Brad Dalke also find themselves in the top 5.
See some of the action, emotion and scenery of the first round of stroke play at the U.S. Junior Amateur Championship in The Woodlands, Texas, and the U.S. Girls' Junior Championship in Flagstaff, Ariz.