Britain’s Johanna Konta was once overwhelmed 6-four 7-6 (7-1) via world quantity two Simona Halep to exit the Cincinnati Open in the quarter-finals.
Konta, who beat the Romanian within the final eight of Wimbledon, took an early lead in a primary set that featured five breaks of serve before Halep triumphed.
The Romanian went four-1 up in the 2d and, despite Konta saving 5 healthy factors, took the in shape on a tie-smash.
Nick Kyrgios beat Spaniard Rafael Nadal 6-2 7-5 within the closing eight.
Nadal, 31, will return to world number one on Monday for the first time since July 2014, taking up from the injured Andy Murray, however he had little answer for his Australian opponent.
Kyrgios, 22, raced right into a 4-zero lead with a double damage and took the first set in 25 minutes, dropping handiest three points on his serve.
He served for the suit at 5-4 up only for Nadal to interrupt nevertheless it proved to only delayed his victory as he broke again and achieved victory together with his tenth ace.
Kyrgios will play Spain’s David Ferrer, who beat Dominic Thiem 6-three 6-3 within the semi-finals, whereas the opposite last 4 fit will see Grigor Dimitrov play John Isner.
Bulgarian Dimitrov eased past Japan’s Yuichi Sugita 6-2 6-1, while Isner overcame fellow American Jared Donaldson 7-6 (7-four) 7-5.