KEY BISCAYNE, Fla. (AP) — After John Isner clinched his berth in the Miami Open final, he came over the top one last time, throwing a celebratory punch at a speed to match his thunderous serve.

The towering American moved one step closer to the most prestigious title of his 14-year career ...

KEY BISCAYNE, Fla. (AP) — Roger Federer lost his second consecutive match and the No. 1 ranking Saturday.

Big-serving Australian Thanasi Kokkinakis, a qualifier ranked 175th, rallied to upset Federer 3-6, 6-3, 7-6 (4) at the Miami Open. The 36-year-old Federer had been the oldest No. 1 man ...

INDIAN WELLS, Calif. (AP) — Juan Martin del Potro keeps surprising himself.

Close to quitting tennis after four wrist surgeries in recent years, the Argentine fought to get back to the ATP Tour even as he was reduced to hitting his backhand with one hand instead of his usual two.

The ...

INDIAN WELLS, Calif. (AP) — Roger Federer was on the ropes, down two breaks in the second set and another one in the third. Borna Coric thought he was close to toppling the world’s top-ranked player.

Not so fast.

Federer rallied for a 5-7, 6-4, 6-4 victory in the BNP Paribas Open ...

MELBOURNE, Australia (AP) — Some weary players sat shirtless on changeovers, ice-filled towels draped around their necks. Others retreated to any bit of shade they could find on court and sought treatment for blistered feet and heat stress.

Temperatures soared to 40 degrees Celsius (104 ...

MELBOURNE, Australia (AP) — Roger Federer found himself in a slightly awkward position before the Australian Open draw.

Just being there.

A few minutes later when the formalities were completed, Federer found out how difficult defending his title could be after landing in the same ...

PARIS (AP) — John Isner stayed on track for the last spot at the ATP Finals by beating Juan Martin del Potro 6-4, 6-7 (5), 6-4 in the Paris Masters quarterfinals on Friday.

The American was the runner-up last year and needs to win the tournament to reach the finals in London this ...

BASEL, Switzerland (AP) — Roger Federer finally beat Juan Martin del Potro in a Swiss Indoors final, winning 6-7 (5), 6-4, 6-3 Sunday to go clear in second place on the Open era title list.

Federer’s 95th ATP tournament win — the eighth in his hometown Basel event where he was once a ...

BASEL, Switzerland (AP) — Roger Federer cruised past David Goffin 6-1, 6-2 in the Swiss Indoors semifinals on Saturday to reach an 11th straight final when playing at his hometown event.

The top-seeded Swiss will face Juan Martin del Potro on Sunday, after the fourth-seeded Argentine beat ...

BASEL, Switzerland (AP) — Roger Federer was tested before beating 28th-ranked Adrian Mannarino 4-6, 6-1, 6-3 in the Swiss Indoors quarterfinals on Friday.

The top-seeded Swiss saved two break points when trailing 3-2 in the decisive set, including with a backhand half-volley winner from ...

BASEL, Switzerland (AP) — Roger Federer and Juan Martin del Potro both eased into the Swiss Indoors quarterfinals by beating French opponents in straight sets on Thursday.

Top-seeded Federer cruised to a 6-1, 6-3 win over 40th-ranked Benoit Paire in 57 minutes.

Federer took his ...

BASEL, Switzerland (AP) — Two-time Swiss Indoors champion Juan Martin del Porto beat Joao Sousa 6-1, 4-6, 6-1 to advance to the second round on Wednesday.

The fourth-seeded Del Potro dominated with his serve and sent down nine aces and 19 service winners against the 60th-ranked ...

STOCKHOLM (AP) — Juan Martin del Potro won his 20th career title Sunday, beating Grigor Dimitrov in a successful title defense at the Stockholm Open.

Del Potro held serve throughout as he won 6-4, 6-2 against Dimitrov while also landing 70 percent of first serves and firing in nine ...

SHANGHAI (AP) — Rafael Nadal and Roger Federer will face each for the 38th time after advancing Saturday to the Shanghai Masters final.

Top-seeded Nadal defeated Marin Cilic of Croatia 7-5, 7-6 (3) in the first semifinal, and second-seeded Federer was stretched to three sets before posting ...

SHANGHAI (AP) — Juan Martin del Potro’s bruised left wrist was placed in a splint after a nasty fall while winning his quarterfinal at the Shanghai Masters on Friday.

Del Potro is due to play Roger Federer in the semifinals on Saturday. The other semifinal features top-ranked Rafael Nadal ...

SHANGHAI (AP) — Juan Martin del Potro needed all three sets to reach the second round at the Shanghai Masters, beating Georgian qualifier Nikoloz Basilashvili 6-2, 3-6, 6-4 on Monday.

Del Potro, a Shanghai semifinalist in 2013, struggled with his second serve. Although he won 40 of 49 ...

NEW YORK (AP) — Rafael Nadal went into his U.S. Open semifinal against Juan Martin del Potro with a relatively simple game plan: Stay away from the big guy’s flat, fearsome forehand and instead go after his weaker backhand.

Nadal tried that strategy just long enough to drop the opening ...

NEW YORK (AP) — The Latest on the U.S. Open, the last Grand Slam tennis tournament of the year (all times local):

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11:45 p.m.

Rafael Nadal figured out a change of tactics on his own, so he didn’t need the help.

But he thinks it’s “a little bit stupid” that players ...

NEW YORK (AP) — If Rafael Nadal and Roger Federer had managed to meet in the U.S. Open semifinals, it would have felt as if the trophy were at stake right then and there.

As it is, the No. 1-seeded Nadal’s matchup in the final four Friday against 24th-seeded Juan Martin del Potro will ...

NEW YORK (AP) — So much for the first U.S. Open matchup between Roger Federer and Rafael Nadal.

Federer failed to live up to his end of the bargain.

Hours after Nadal did his part with an easy-as-can-be victory to get to the semifinals at Flushing Meadows, Federer was unable to join ...

NEW YORK (AP) — So much for the first U.S. Open matchup between Roger Federer and Rafael Nadal.

Federer failed to live up to his end of the bargain.

Hours after Nadal did his part with an easy-as-can-be victory to get to the semifinals at Flushing Meadows, Federer was unable to join ...

NEW YORK (AP) — The Latest on the U.S. Open, the year’s last Grand Slam tennis tournament (all times local):

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11:50 p.m.

There will be no U.S. Open matchup between Roger Federer and Rafael Nadal this year.

Federer’s 18-match Grand Slam winning streak ended with a 7-5, ...

NEW YORK (AP) — Juan Martin del Potro’s stay at the U.S. Open really should be over. Nearly was.

The 2009 champion at Flushing Meadows had a fever and thought about quitting while dropping the opening two sets with little resistance against No. 6-seeded Dominic Thiem in the fourth round ...

MONTREAL (AP) — Roger Federer advanced to the semifinals of the Rogers Cup and was joined later Friday by Canadian teenager Denis Shapovalov, who followed his upset of Rafael Nadal with another three-set victory.

The 18-year-old left-hander from Richmond Hill, Ontario beat France’s Adrian ...

MONTREAL (AP) — Canadian teenager Denis Shapovalov upset top-seeded Rafael Nadal 3-6, 6-4, 7-6 (4) in the third round of the Rogers Cup on Thursday night.

The 18-year-old Shapovalov, from Richmond Hill, Ontario, advanced to a quarterfinal meeting Friday night with France’s Adrian ...

MONTREAL (AP) — Top-seeded Rafael Nadal and No. 2 Roger Federer cruised to easy victories Wednesday in their opening matches at the Rogers Cup.

Nadal breezed past Borna Coric of Croatia 6-1, 6-2 to advance to the third round, while Federer routed Canadian Peter Polansky, 6-2, 6-1 in 53 ...