Madrid Open ‘ball girls’ change outfits but fresh sexism row erupts over birthday cakes and 1am finish

Victoria Azarenka and Beatriz Haddad Maia after winning the women's doubles at the Madrid Open on Sunday.© Getty Images

Simon BriggsTelegraph.co.uk

The Madrid Open is at the centre of a fresh sexism row, just days after the event was criticised for dressing 'ball girls' in "feminising" outfits.