Noida, April 17 -- Police have arrested two people while efforts are underway to apprehend a third accused for "systematically" instigating violence and large-scale arson ahead of last week's factory workers' protests, Gautam Budh Nagar police chief Laxmi Singh said on Thursday, adding that investigators have also filed cases against two social media handles that were "being operated from Pakistan". The National Security Act will also be invoked against them, she said. "The suspects have been identified as Rupesh Roy, an autorickshaw driver from Chapra, Bihar; Aditya Anand, a BTech graduate from Jamshedpur, Jharkhand, and a native of Bihar; and Manisha Chouhan from Gopalganj, Bihar," said Singh, adding that Roy and Chouhan have been arreste...