Australia Test debutant Sam Konstas hits a pulsating half-century on a thrilling opening day of the fourth Test against India.

Australia and India began the fourth Test match of the Border-Gavaskar Trophy at the Melbourne Cricket Ground, with Australia winning the toss and opting to bat first. At the close of play on the first day,

Kostas is set to become Australia men’s youngest Test batting debutant in 71 years with ‘The Baggy Greens' set to roll the dice on a problem position a year out from the Ashes