Kolkata, March 12 BJP leader Mukul Roy underwent a marathon grilling at the state Criminal Investigation Department (CID) headquarters on Thursday in connection with the killing of a ruling Trinamool Congress legislator last year.
CID sleuths quizzed Roy for hours at Bhavani Bhavan since the morning.
A number of BJP leaders including Roy and current party Lok Sabha member from Ranaghat Jagannath Sarkar have been named in the FIR related to Biswas' murder.
Biswas, a popular Dalit leader and an MLA from Nadia's Krishnaganj constituency, was shot dead by unidentified assailants while attending a Saraswati Puja programme in Nadia on February 9, 2019.
( With inputs from IANS )