Is grass court video proof Nick Kyrgios will take on Bernard Tomic in $2million showdown?

EXCLUSIVE: Nick Kyrgios has been spotted training on a grass tennis court in the wake of rival Bernard Tomic's challenge to take part in a winner-takes-all showdown worth $2million.

Is grass court video proof Nick Kyrgios will take on Bernard Tomic in $2million showdown?
EXCLUSIVE: Nick Kyrgios has been spotted training on a grass tennis court in the wake of rival Bernard Tomic's challenge to take part in a winner-takes-all showdown worth $2million.