The officials had declared that the bomb threat was a hoax and with the help of the phone number from where the call was received, the police had traced a 28-year-old man in the Chengalpattu district.
In the Lok Sabha, the MPs of the DMK alliance had on Thursday urged the Union government to withdraw the Governor from his post for violating his constitutional powers.
The ED has further said that it has initiated a money-laundering investigation on the basis of an FIR registered against him by the Directorate of Vigilance and Anti-Corruption.
Certain leaders in ADMK and DMK observe a friendship between them and recently, by using such a friendship, a former ADMK Minister has warned a sitting DMK Minister.