TMC supremo Mamata Banerjee will lead a one-day sit-in protest in Kolkata on June 2 against the alleged attacks on party MPs Abhishek Banerjee and Kalyan Banerjee. The party has also announced statewide protests on June 1. Abhishek Banerjee, Mamata Banerjee's nephew, was allegedly attacked with bricks, stones and eggs while he was visiting families affected by post-poll violence.