India, June 9 -- The Criminal Investigation Department (CID) on Tuesday entered the Kalighat residence-cum-central office of the Trinamool Congress (TMC) chief Mamata Banerjee as part of its investigation into the alleged forging of signatures of party MLAs, a controversy that has triggered an unprecedented split within the ruling party.

According to sources, CID officials, accompanied by personnel from the Kalighat Police Station and a large contingent of women police officers, arrived at the party headquarters located at 30B Harish Chatterjee Street in the afternoon. The move followed notices issued by the agency seeking information regarding the alleged forged signatures on documents submitted to the Assembly Speaker concerning the re...