The second cricket test match between India and Australia begins In Hyderabad today. India is leading 4-test series 1-0 with 8-wicket win in the first test held in Chennai. Our correspondent reports that security has been tightened at the Rajiv Gandhi Uppal Stadium in the light of recent bomb blasts. All India Radio will broadcast live commentary on all the five days of the match on Rajdhani and FM Gold channels. The commentary on the first day today can be heard from 9 A. M. onwards and from tomorrow from 9.20 A.M. onwards..