Nick Kyrgios beat Aryna Sabalenka 6‑3, 6‑3 on Sunday in a 'Battle of the Sexes' exhibition match billed as a modern take on Billie Jean King's famous win over Bobby Riggs over 50 years ago. The clash between four-time Grand Slam champion Sabalenka and former world number 13 Kyrgios was billed as entertainment but critics warned it risked reducing women's tennis to a sideshow and trivialising its progress towards equality. Kyrgios and Sabalenka dismissed the negativity surrounding the event, sayi