Follow the action live as Roger Federer takes on Novak Djokovic

Flavia Pennetta won her first grand slam singles title over Roberta Vinci in an improbable all-Italian US Open final on Saturday, then added one more shock to a stunning fortnight by announcing her retirement.

Serena Williams had been a vulnerable conqueror at this year’s majors, living dangerously and dicing with defeat on numerous occasions as she tried to become only the fourth woman to complete the calendar grand slam. On Friday, her luck finally ran out at the US Open, and on a court where she had not been beaten since 2011.

Serena Williams will have to wait before continuing her bid for a calendar-year grand slam: Her US Open semi-final was postponed because of rain in the forecast

New York City Police Commissioner William Bratton said on Thursday he was concerned over the level of force used in the arrest of retired US tennis star James Blake, who was mistakenly identified as a suspect in a fraud ring.

Five-time champion Roger Federer put on a tennis masterclass on Wednesday, routing Richard Gasquet to reach his 10th US Open semi-final, where he will face close friend Stan Wawrinka

Romanian second seed Simona Halep and Italy’s Flavia Pennetta advanced to a US Open semi-final matchup by ousting two-time grand slam champions Victoria Azarenka and Petra Kvitova on Wednesday

Novak Djokovic defeated Feliciano Lopez 6-1, 3-6, 6-3, 7-6 (7/2) to reach the US Open semi-finals, a 21st last-four spot in his last 22 grand slams

World number one Serena Williams, chasing the first calendar grand slam since 1988, advanced to the US Open semi-finals Tuesday by defeating 23rd-seeded sister Venus 6-2, 1-6, 6-3

Defending champion Marin Cilic and unseeded Roberta Vinci were the first through to the semi-finals of the US Open on Tuesday, and both needed to go the distance against tough French resistance

Andy Murray crashed out in the fourth round of the US Open on Monday, making his earliest grand slam exit since 2010 to end his run of 18 consecutive major quarter-finals.

World number one Novak Djokovic reached his 26th consecutive grand slam quarter-final but only after surviving a US Open scare against Spain’s Roberto Bautista Agut.

Eugenie Bouchard’s revitalising run at the US Open is over after she slipped and fell in the locker room

Serena Williams moved within three wins of achieving the fourth women’s calendar-year grand slam by routing fellow American Madison Keys on Sunday and setting up a US Open quarter-final clash with sister Venus

Call it sneaky, call it “Sabre”, call it the new weapon that could just fire Roger Federer to his sixth US Open and 18th grand slam title

Australian cricket great Shane Warne told tennis bad boy Nick Kyrgios Thursday respect was more important than being liked and warned him “you’re testing our patience mate”.

Mardy Fish faced down heart problems and crippling anxiety attacks but in the end it was a humble spot of cramping which brought his career to an end Wednesday.

Rafael Nadal took his US Open record to 22 wins in his last 23 matches when he beat diminutive Argentine Diego Schwartzman 7-6 (7-5), 6-3, 7-5 to reach the third round Wednesday.

Serena Williams struggled but advanced toward the first calendar grand slam since 1988 by defeating Dutch qualifier Kiki Bertens 7-6 (7-5), 6-3, on Wednesday at the US Open.

Third seed and 2012 champion Andy Murray defeated Australia’s Nick Kyrgios 7-5, 6-3, 4-6, 6-1 to make the US Open second round on Tuesday.

A fist-pumping Lleyton Hewitt turned back the clock as he wore down an injured Aleksandr Nedovyesov 6-0, 7-6 (7-2), 1-0 on Tuesday to extend his US Open grand slam goodbye.

Five-time champion Roger Federer breezed through sweltering conditions at the US Open on Tuesday as the crushing heat and humidity took the number of first-round retirements to a record nine.