With Edappadi K Palaniswami faction planning to elect him as single leader of the party, reports say OPS along with his supporters entered the AIADMK headquarters in Royapettah. They reportedly broke open the lock and entered.
Supporters of both OPS and EPS entered into fisticuffs and car windows were smashed.
Meanwhile security has been beefed up in Royapetttah and cops are deployed in large numbers there.
Both OPS and EPS are leaving no stone unturned to ensure that they emerge victorious.