'Kalki 2898 AD' box office collection day 4: Prabhas' film crosses Rs 500 crore worldwide, Rajinikanth gives thumbs up
'Kalki 2898 AD' box office day 4: The Prabhas and Deepika Padukone-starrer sci-fi actioner has struck gold at the ticket counters both in India and worldwide. Here's how much the film has made so far
