• Briton plays Elina Svitolina in quarter-finals on Tuesday• Dmitri Zavialoff: ‘She is a much better player than she thinks‘Johanna Konta’s complex character has been both a hindrance and a help in her career but her equally cerebral coach, Dmitri Zavialoff, is convinced that despite her self-doubt – and even...

• Konta is first British woman in quarters since 1983• ‘I’m hoping to go one or two more steps better’Johanna Konta conquered her nerves and her opponent, Karolina Pliskova, in three compelling sets here on Sunday to become the first British woman to reach the quarter-finals of the US Open...