Taking moral responsibility for the terror attacks on Mumbai, the then Maharashtra Chief minister Vilasrao Deshmukh and his deputy R R Patil had to step down. But what about the senior bureaucrats and the top police brass? Just a week ago, Maharashtra's new chief minister Ashok Chavan promised to investigate the roles of Mumbai Police Commissioner Hasan Gafoor and Maharashtra DGP A N Roy in the November 26 terror attacks.