Tennis - Shapovalov youngest man in US Open last 16 since 1989

Kyle Edmund of Great Britian receives a back adjustment from a trainer during his match against Denis Shapovalov of Canada during their US Open 2017 3rd Round Men's Singles match at the USTA Billie Jean King National Tennis Center on September 1, 2017 in New York. (AFP Photo/TIMOTHY A. CLARY)

- Canadian qualifier Denis Shapovalov became the youngest player to reach the US Open last 16 since 1989 on Friday when British opponent Kyle Edmund retired from their third-round match with a neck injury. The 18-year-old was ahead 3-6, 6-3, 6-3, 1-0 when Edmund quit. Shapovalov became the youngest man in the fourth round since 17-year-old Michael Chang in 1989. He will play Spain's Pablo Carreno Busta for a place in the quarter-finals.