(a) whether CBI has recently raided the officials of the MCD and their residential premises as reported in Hindustan Times dated July 29,2006;
(b) if so, the details of the MCD officials whose premises were raided by CBI and the seizure made;
(c) whether the nexus between MCD and builders mafia have been exposed during their raids; and
(d) if so, the details thereof and action taken/likely to be taken against them?