Kolkata, April 28 -- The National Investigation Agency (NIA) has spread out its multiple teams across West Bengal ahead of the second phase of polls as part of precautionary measures to ensure a peaceful electoral process and to enable swift response to any untoward situation.

Officials said the NIA teams are present in Purba Bardhaman, South 24 Parganas, Hooghly, Nadia, Howrah and Kolkata, and are actively probing cases related to the recovery of crude bombs, illegal arms and ammunition.

"The agency has intensified its presence as part of precautionary measures to ensure a peaceful electoral process. The NIA teams are stationed on the ground to enable swift response to any untoward situation that may arise before, during, or after poll...