Season's first Grand Slam tennis tournament, the Australian Open, begins in Melbourne from tomorrow. Ace Indian shuttler Somdevvraman will challenge his rivals in the men's singles events. In men's doubles, Leander Paes, Mahesh Bhupathi, Rohan Bopanna, Yuki Bhambri and Divvij Sharan will take on their rivals with their respective partners. In women's doubles, Sania Mirza will represent India. The mixed doubles draws are yet to be announced.