Frances Tiafoe tops Ben Shelton in an all-American US Open rematch and now could face Novak Djokovic

NEW YORK (AP) — Frances Tiafoe solved Ben Shelton’s big serve and played brilliantly at the net to win their all-American rematch at the U.S. Open 4-6, 7-5, 6-7 (5), 6-4, 6-3 on Friday and get back to the fourth…