NEW YORK -- The sound will echo. Expect to hear more of it. It was the roaring, chopping, exploding sound that burst from Juan Martin del Potro's racket like a buzz saw into oak. It was the sound of ...

Maybe Roger Federer was right after all when he said, a few months back, that the Hawk-Eye electronic line-calling system has taken something from the game—that being a "human factor" embodied in ...

Juan Martin del Potro proved him right. Del Potro stunned Federer in the U.S. Open final Monday, winning 3-6, 7-6 (5), 4-6, 7-6 (4), 6-2 with a display of firepower that on several occasions left fans ...

BASEL, Switzerland – Juan Martin del Potro denied Roger Federer his hometown Swiss Indoors title for the second straight year, winning the final 7-6 (3), 2-6, 6-4 on Sunday. The top-seeded Argentine ...

WASHINGTON (AP) - Juan Martin del Potro smacked one of his fast and flat forehands so hard that John Isner hopped out of the way, lest he get hit. When del Potro is healthy, and his shots are on ...

The final image of Juan Martin del Potro on a tennis court could have been his familiar headband resting over the net. Simple, poignant, understated and totally fitting with his elegant, ...

So here is something that can only happen at the Olympics. It was at the end of a nice full day – I had spent much of it watching the inconceivable Simone Biles at gymnastics – and it was time to find ...