Virat Kohli returned to form with a classy century as India claimed a thumping win against Australia in their series opener and stand-in skipper Jasprit Bumrah said the veteran batsman's importance to the side cannot be overstated.

Bumrah was also all praise for Virat Kohli for his unbeaten 100, saying he had never looked "out of form" despite having endured a run of low scores heading into the series. "Out of all these innings,