Heavy rain forced the suspension of matches on outside courts about an hour into the first day of play in Melbourne, with showers forecast to continue into the evening.

With Djokovic eager to win a 25th major title, might rival-turned-coach Andy Murray be the secret ingredient for the 10-time champion Down Under?

Novak Djokovic has introduced a green 'energetic disc' as his new secret weapon for maintaining health. The disc, created by ...