US Open quarterfinalsUpdated 0055 GMT (0855 HKT) September 8, 2016 Chat with us in Facebook Messenger. Find out what's happening in the world as it unfolds. Photos: Quarterfinal action in New YorkAndy Murray, the world No. 2, started the better in his quarterfinal against Kei Nishikori on Wednesday. He led 6-1. Hide Caption 1 of 8 Photos: Quarterfinal action in New YorkBut when the roof was closed in the second set, 2014 US Open finalist Nishikori found his game. Hide Caption 2 of 8 Photos: Quarterfinal action in New YorkHe was doing most of the dictating from the baseline. Yet he trailed 2-1 in sets. Hide Caption 3 of 8 Photos: Quarterfinal action in New YorkHe won the fourth after a sound that went off in the stadium affected Murray and earned the key break of the fifth at 5-5. Hide Caption 4 of 8 Photos: Quarterfinal action in New YorkNishikori prevailed 7-5 in the fifth to end his 12-match losing streak against top-two rivals. Hide Caption 5 of 8 Photos: Quarterfinal action in New YorkKarolina Pliskova earlier moved into the last four in the women's draw. Hide Caption 6 of 8 Photos: Quarterfinal action in New YorkPliskova crushed Ana Konjuh 6-2 6-2 and has now won 10 straight matches. Hide Caption 7 of 8 Photos: Quarterfinal action in New YorkKonjuh had upset Agnieszka Radwanska a round earlier. Hide Caption 8 of 8Andy Murray faced Kei Nishikori and Karolina Pliskova met Ana Konjuh in the early quarterfinals Wednesday at the US Open. More from Sport - TennisFrench Open: Top seed Angelique Kerber beaten by Ekaterina MakarovaThe secret to success? Chocolate mousse, says star Simona HalepPetra Kvitova makes winning return at French Open after knife attackFrench Open debutant Tennys Sandgren may have the best name in sportCan Rafael Nadal win a 10th French Open title?