Emma Raducanu booked her place in the semi-final of the Washington Open for the first time with a 6-4, 7-5 victory over Greece’s Maria Sakkari. The victory, on a day where both players had to battle high temperatures, means Raducanu will overtake Katie Boulter as British No 1 on Monday.

Britain's Emma Raducanu qualifies for the semi-finals of the Washington Open after beating wildcard Maria Sakkari in straight sets.

Slowly, surely and with a thrilling robustness once lacking in a start-stop-restart career, the all-new Emma Raducanu is on the rise. The Raducanu reset is on the threshold of its most tangible reward after a quarter-final victory in gruelling conditions over powerful Greek Maria Sakkari.