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.
The gang of six people had attacked the functionary near the party's office in what has been alleged as a dispute over seat allocation in the upcoming urban local body polls.
Shankar had been serving as the DMK's Secretary of the Thiruvottiyur West district. After the incident of attacking the engineer came to the light of the leadership, he was removed from the post of secretary.
As per his statement, the officials had begun gathering the evidence and witnesses to prove that the woman had killed her husband to save her daughter.
Interestingly, his student has also attended counselling along with him. Sivaprakasam's student Kumar is ranked 5th and has chosen Chennai Medical College to pursue his medical studies.