Tamil Nadu's health minister and the state police chief are among the people raided by the CBI today in the gutka scam involving bribes given at the top to skirt a ban on chewing tobacco. CBI teams started searches around 7 am at nearly 40 places in Chennai, among them the homes of state Health Minister C Vijaya Baskar and the Director General of Police, TK Rajendran. Many other senior police officers, including former police commissioner S George, and food safety department officials are being raided.