Kolkata: Cops have arrested the main accused in Kaizer Street promoter stabbing incident, Md Zauque, an extortionist of Narkeldanga-Rajabazar, on Friday. This is the second arrest in the case where the promoter, Imran, was attacked on Tuesday. Cops had arrested Nishat Haider (28) from Shamshul Huda Road on Wednesday. His questioning led cops to Zauque. tnn