Nadal, Federer, Serena … The 10 questions of the 2020 tennis season

David Ferrer, Nico Almagro and Tomas Berdych, among others, said goodbye in 2019. Andy Murray retired before undergoing a second hip operation. He survived, although at 32 his future remains uncertain. Carla Suárez, who will play her last season, and Caroline Wozniacki, who leaves him at the Australian Open, have it clearer. Federer, Nadal, Djokovic and Serena and Venus Williams want to go further if nothing prevents it