Uttar Pradesh Chief Minister Yogi Adityanath called for an emergency high level meeting on Friday around 10:30 am over the security of the assembly after a suspicious white powder was found in UP Vidhan Sabha. A massive security lapse was reported in the state after explosive was recovered from inside the Uttar Pradesh assembly complex. The explosive seized by the security forces is called PETN, which stands for Pentaerythritol tetranitrate.