In Tamil Nadu, former Director of Central Bureau of Investigation Rahothaman passed away at Chennai today. The 76- year old was undergoing treatment for COVID at a private hospital.<br />'' <br />''<span style="color: #222222;">The retired official had played an important role on the Rajiv Gandhi assassination case. A post graduate in economics from Annamalai University, Ragothaman joined the CBI as a Sub-Inspector in 1968. He has handled several significant cases of high profile politicians during his tenure. His books on Rajiv Gandhi murder, Assassination of Mahatma- Indira- Rajiv Gandhi and Third Degree Crime Investigation Management as well as Crime and the Criminal were popular. He had also won the President's medal for Meritorious Service.</span>