“Emma Raducanu must toughen up quickly if she wants to go deeper in tournaments according to ex-world No. 5 Daniela Hantuchova. Raducanu lost to Katerina Siniakova in the second round of the Miami Open after looking the better player, and Hantuchova believes the 19-year-old needs to stop the rot quickly if she wants to maintain the reputation her stunning 2021 US Open win gave her.”