Novak Djokovic, of Serbia, celebrates after defeating Kei Nishikori, of Japan, during the semifinals of the U.S. Open tennis tournament, Friday, Sept. 7, 2018, in New York. (AP Photo/Seth Wenig) AP ...

RIO DE JANEIRO — Juan Martin del Potro ended Rafael Nadal’s bid for an unprecedented second Olympic singles gold medal in a thrill-a-minute semifinal, then celebrated as if the title were already his, ...

NEW YORK — The scowl on Rafael Nadal’s face and his low mutterings directed toward his coaches in the stands were the first indications Friday night that something was wrong. And a few games later, he ...

PARIS (AP) — Under pressure at the outset, Rafael Nadal already had cast aside three break points in his French Open semifinal’s third game when, at 4-all, Juan Martin del Potro held another three. If ...

Juan Martin del Potro made a disappointing return from injury on Tuesday with a first round loss to Olivier Rochus in the Thailand Open. The comprehensive 7-6 (9/7), 6-4 defeat put paid to chatter of ...

NEW YORK (Reuters) - Rafa Nadal was at his awe-inspiring best as he recovered from a first set wobble to crush Juan Martin del Potro 4-6 6-0 6-3 6-2 in the U.S. Open semi-finals on Friday and move ...

FLUSHING MEADOWS, N.Y., Sept. 13 -- One day after its marquee player, Serena Williams, was bounced from the U.S. Open after a profanity-laced tirade against a linesperson, the tournament lost the ...