FORT WORTH, Texas (AP) — Masters champion Jordan Spieth has a share of the first-round lead in the rain-delayed Colonial in Fort Worth.

Spieth drained a 20-foot birdie putt to complete a 6-under 64, putting him in a tie with Kevin Na (nah), Boo Weekley and Ryo Ishikawa.

Na was in line for a 63 until he bogeyed 18.

George McNeill and Ian Poulter are one stroke back.

The start of play was delayed by three hours because of rain.

In Other Golf News:

— Massy Kuramoto is the first-round leader in the Senior PGA Championship at Pete Dye Course in French Lick, Indiana. Kuramato opened with a 1-under 71, one stroke better than five players. The 59-year-old Kuramoto is a 30-time winner on the Japan Tour and chairman of the PGA of Japan. Colin Montgomerie, Billy Andrade and Barry Lane share second with Jean Francois Remesy and Bart Bryant.