Tennis’s Next Wave of American Men Has Yet to Crest

By HARVEY ARATON from NYT Sports http://ift.tt/2bxH8XR
via IFTTTFrances Tiafoe, an 18-year-old American ranked No. 125, took the first two sets from John Isner before losing in five at the United States Open. August 30, 2016 at 05:00AM