Dhaka, March 26 -- Emma Raducanu said she had rediscovered her competitive spirit at the Miami Open this week after the Briton won four WTA main draw matches in succession for the first time since her U.S. Open triumph in 2021.

Raducanu has struggled with form and fitness issues since her only Grand Slam triumph as a teenager and has worked with a string of different coaches without much success, Vladimir Platenik the latest to leave her team last week after 14 days.

After reaching the third round of this year's Australian Open, Raducanu lost five of her next six matches but has hit her stride in Miami, easing to a 6-1, 6-3 fourth-round win over former French Open semifinalist Amanda Anisimova on Monday.

"Circumstances change all the t...