Lee Trevino sank a 12-foot putt on the 18th hole for his sixth birdie of the day and beat Dale Douglass by one stroke in the Senior PGA Tour's Aetna Challenge on Sunday.

Trevino shot a bogey-free 66 to overtake Douglass, the 18- and 36-hole leader who shot a 68, also without a bogey. Trevino finished at 205, Douglass at 206.