Kyrgios Sustain Knee Injury; Pulls out of Austrailian Open

Nick Kyrgios has pulled out of the Australian Open with a knee injury.

This comes a day before he was scheduled to play his opening match.

The Wimbledon runner-up, said he was devastated he could not play in Melbourne.

According to his physiotherapist, Will Maher, Kyrgios did not pull up great from an exhibition with Novak Djokovic on Friday.