Tennessee teenager Jackson Herrington birdied the 18th hole to beat local favorite Niall Shiels Donegan and advance to the U.S. Amateur final, where he'll meet Georgia teen Mason Howell.

SAN FRANCISCO – The U.S. Walker Cup team for next month’s match at Cypress Point is complete. The USGA announced Sunday the remaining five selections to captain Nathan Smith’s 10-man squad – newly minted U.S. Amateur champion Mason Howell, Oklahoma’s Jase Summy, Texas’ Tommy Morrison, Notre Dame’s Jacob Modleski and mid-amateur Stewart Hagestad.

Mason Howell defeated Jon Daly's son, Daly II, in a tense US Amateur quarterfinal, sealing the match 1 up to reach the semifinals at the Olympic Club.