Emma Raducanu has powered to the quarter-finals of the Miami Open and is playing some of the best tennis of her career, despite parting ways from her coach before the tournament

It was a tournament that began with Emma Raducanu being forced to answer questions about the departure of her latest coach after just one match. Just a week on and the forecast appears far rosier. Having won four matches in a row for the first time since winning the US Open back in 2021,

Emma Raducanu fought back from the brink to seal her first win against a top-10 opponent in eight months by beating Emma Navarro in three sets at the Miami Open. Raducanu, world number 60, was a point away from trailing 4-1 in the final set and overcame fatigue to win a titanic struggle 7-6 (8) 2-6 7-6 (3) against eighth-seeded American Navarro.