Monaco: Dominic Thiem, 26, confirmed on the opening day of the Monte Carlo Masters that he has all but split from long-time coach Gunter Bresnik."

The World No. 5, who played the 2018 French Open final against Rafael Nadal and won the Indian Wells Masters title on hardcourt a month ago for a career breakthrough, explained the parting of ways. "We've been together for 15 years, he will stay on my team — but tennis-wise, it's over."