Matteo Arnaldi enters the second round of the ATP 1000 tournament in Miami, Florida. Martina Trevisan and Elisabetta Cocciaretto were immediately out of the WTA draw.

Arnaldi eliminated the French Arthur Fils (n.37) 6-3 6-4 and will challenge the Kazakh player AlexanderBublik from Kazakhstan no.18 in the world tomorrow. Taking to the court with a bandaged leg, Trevisans retired in the second set while she was trailing 6- 3 3-0 against the Australian Storm Hunter. CocCIaretto(n.51) was beaten 6-1 6-2 by the Japanese NaomiOsaka.