Rafael Nadal Wins 21st Grand Slam Title At Australian Open

Danil Medvedev competes in the Australian Open to secure his 21st Grand Slam title, surpassing Novak Djokovic and Roger Federer. The Spaniard stages a comeback after losing the first two sets. Djokovic's absence is due to his non-compliance with Australia's vaccine requirements.

What was the outcome of the match for the Spaniard mentioned in the text?

Why was Novak Djokovic barred from participating in the Australian Open?