Tennis Tracker: Rybakina in early Doha action, Swiatek and Pegula to follow

It’s another star-studded day of play in Doha with Iga Swiatek (23), Elena Rybakina (25) and Jessica Pegula (30) all taking to the court. Meanwhile, there’s plenty of ATP action at tournaments in Marseille, Buenos Aires and Delray Beach.
10:47 CET – We’re just over an hour away from play starting in Doha, as fifth seed Elena Rybakina (25) takes on Rebecca Sramkova (28) at 12:00 CET.
Later on, world number two Iga Swiatek (23) comes up against Linda Noskova (20), while Jessica Pegula (30), Jasmine Paolini (29) and Ons Jabeur (30) are all in action.
08:52 CET – There were some notable results overnight in Delray Beach, with wildcard Reilly Opelka (27) downing compatriot Christopher Eubanks (28) 6-3, 7-6(7) and Mackenzie McDonald (29) battling past Kei Nishikori (35) 7-6(4), 4-6, 7-5 in a three-set epic.