In Chennai, the CBI raided the house of Mr.T.S. Ramamurthy, special officer to former Union Health Minister Dr. Anbumani Ramadoss today. The raids have been conducted in the residence of Mr.Ramamurthy in connection with granting permission to a private medical college in Indore when Dr. Anbumani Ramadoss was minister in the Union Cabinet. CBI sources said, a four-member CBI team from Delhi was involved in the searches at the residence of D S Murthy, also a former Intelligence officer.