SAN FRANCISCO -- Georgia teenager Mason Howell capped a productive summer before his senior year of high school by winning the U.S. Amateur at The Olympic Club on Sunday just two months after competing in his first U.S. Open.

Mason Howell, 18, capped a productive summer before his senior year of high school by winning the U.S. Amateur at The Olympic Club on Sunday. He's the third-youngest U.S. Amateur champion ever.