Aryna Sabalenka has weighed into the participation of transgender athletes in women’s sport, saying it would be unfair for women to face ‘biological men’

Aryna Sabalenka and Nick Kyrgios defend their controversial Battle of the Sexes-style match, saying the "fun" event will attract new fans to tennis.

Aryna Sabalenka has weighed into the participation of transgender athletes in women’s sport, saying it would be unfair for women to face ‘biological men’