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. He's the youngest U.S. Amateur champion since Byeong Hun An won at age 17 in 2009 at Southern Hills.

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.