Chandigarh (Punjab) [India], April 5 (ANI): Punjab Chief Electoral Officer (CEO) Sibin C on Friday said that vulnerability mapping ahead of the Lok Sabha poll is going on and around 5,000 polling booths have been identified as vulnerable. “Vulnerability mapping is going on and around 5,000 polling booths have been identified as vulnerable. Critical polling stations are being identified and will be finalised only around the election date,” Sibin told ANI. “According to the guidelines of the EC, all preparations on our end are complete. There are around 24000 booths, and as per our demand, we wi…