World number one Serena Williams fends off spirited Simona Halep, downing the fifth-seeded Romanian 6-2, 4-6, 6-3 to reach the US Open semi-finals.

Formula One enters a new era as US billionaire John Malone's Liberty Media agrees a takeover that values the motorsport at $8 billion.

US swimmer Ryan Lochte is slapped with a 10-month suspension following his bogus gunpoint robbery story during a drunken night out at the Olympics.

Swiss third seed Stan Wawrinka outlasts tiring former champion Juan Martin del Potro in four sets to advance to the semi-finals of the U.S. Open.

Simona Halep does something no one else was able to do against Serena Williams at the U.S. Open but still cannot not stop the world number one from advancing to the semi-finals.

Striker Jozy Altidore scores twice as the United States thrash Trinidad and Tobago 4-0 to book their place in the final round of the CONCACAF region's 2018 World Cup qualifiers.

Novak Djokovic's path to a 10th successive US Open semi-final has been a strange one, but the world number one isn't complaining.

Second seed and 2012 champion Andy Murray crushes Bulgaria's Grigor Dimitrov 6-1, 6-2, 6-2 to reach a sixth US Open quarter-final.

Serena Williams storms into the US Open quarter-finals in record-smashing style by easing past Kazakhstan's Yaroslava Shvedova 6-2 6-3 to claim her record 308th grand slam match win,

Venus Williams moves within two wins of a possible sisterly showdown with Serena in the semi-finals of the U.S. Open by beating German 26th seed Laura Siegemund.

A tearful Nick Kyrgios, a dark horse to win the US Open, retires from his third-round match against Ukraine's Illya Marchenko with a hip injury.

Borussia Dortmund teenager Christian Pulisic scores twice as the United States thrashed Saint Vincent and the Grenadines 6-0.

Twice grand slam winner Stan Wawrinka rallies from 5-2 down in the second set to clinch victory over Italian Alessandro Giannessi and reach the third round of the U.S. Open.

Novak Djokovic, well rested after not playing since Monday, resumes his US Open title defence against fiery Russian Mikhail Youzhny, a two-time semi-finalist in New York.

World number one Serena Williams opens her U.S. Open account with a tidy 6-3 6-3 win over Ekaterina Makarova.

Second seed Andy Murray has always said he would quite like an indoor grand slam event and at the U.S. Open it seems he has found the next best thing.

Tennis star Nick Kyrgios has threatened to quit his sport so many times the throw away declarations barely raise the eyebrows

Kei Nishikori, glad to be back on the New York hard courts where he became Asia's first men's Grand Slam finalist, reaches the second round of US Open.

Novak Djokovic and Rafael Nadal get their US Open campaigns under way Monday in the shadow of Arthur Ashe Stadium's spectacular $150 million retractable roof and alongside rock music legend Phil Collins.

More than half the people outside the government who met with Hillary Clinton while she was secretary of state are found to have given money — either personally or through companies or groups — to the Clinton Foundation.