Billie Jean King says the 'top men' of tennis need to back a merger between men's and women's tennis, adding that it is important for it to be a partnership rather than an acquisition.
Federer is the world's highest-paid athlete, says Forbes
Reuters - Sports
Roger Federer is the world's highest-paid athlete for 2020 with Lionel Messi knocked off the top spot amid the COVID-19 pandemic.
