Sepp Straka won The American Express by 2 shots Sunday over Justin Thomas, capping his third career PGA Tour victory at 25-under 263 with a final-round 70.

Straka remained aggressive and stayed well in front while hunting down a comfortable two-shot victory over Justin Thomas.

Sepp Straka overcomes some late nerves to claim his third PGA Tour title by edgin out Justin Thomas at The American Express.

Sepp Straka won The American Express by two shots over Justin Thomas on Sunday, finishing his third career PGA Tour victory at 25-under 263 with a final-round 70.

The 31-year-old Austrian won the American Express at PGA West without carding a bogey until the 70th hole of the tournament.

Sepp Straka boatraced his closest competitors for most of the back nine at the Pete Dye Stadium Course at PGA West Sunday ...

Austria’s Sepp Straka clinched his third PGA Tour title with a two-shot victory at The American Express in California.

Sepp Straka won The American Express by two shots over Justin Thomas on Sunday, finishing his third career PGA Tour victory ...