
Aryna Sabalenka was unable to hide her frustration after losing the Australian Open final to Madison Keys as the World No 1 smashed up her racket following the handshake at the net.
Sabalenka, 26, was bidding to win her fourth grand slam title and third Australian Open in a row but was stunned by Keys, who capped a sensational run with her first major title at the age of 29.