India thrashed Australia by an innings and 135 runs to take an unassailable 2-0 lead in the four-match series in Hyderabad today. Australia resumed its second innings to chase India's target of 504 and were all out for 131 runs. Indian bowler R Ashwin took five wickets during a chastening innings for the visitors.Cheteshwar Pujara's brilliant double ton helped India pile up a commanding 503, giving the hosts a lead of 266 runs on the third day yesterday. Pujara completed another personal landmark of reaching one thousand test runs. Off spinner Ravichandran Ashwin bowled out two Australian batsmen in the second innings in quick succession to give India the required edge.Brief Scores:India: 503 all out Australia: 237 and 131 all out in 67 overs