Florida City, March 20 -- Emma Raducanu's coaching trial with Vladimir Platenik is over after just two weeks.
The British number two won her Miami Open first-round match against Japanese teenager Sayaka Ishii in straight sets on Wednesday.
However, Platenik was absent from her coaching box, having flown to California two days before Raducanu's first-round defeat by Moyuka Uchijima in Indian Wells earlier this month, the BBC reported.
The two had been training together in the run-up to this week's tournament, but the brief trial ended on Tuesday.
It was Raducanu's decision - the 22-year-old's representatives say she has the "utmost respect" for Platenik but the relationship "wasn't quite heading in the right direction".
The 49-year-old ...