He told the sixth additional metropolitan magistrate that the interrogators were not allowed to carry even pens and paper inside the interrogation room. Whatever transpired during interrogation was recorded by the closed circuit TV cameras installed in the interrogation room.
He was interrogated just for an hour every day during his four-day custody, prosecutor told the court. However the prosecutor did not elaborate on the issue.
CID was allowed to interrogate Raju and his aides from 10 am to 4 pm by the court. The prosecutor said that the interrogators had a tough time with Raju as he did not tell them crucial linking information which could speed up the investigation.&13;
OneIndia News (With inputs from Agencies)