New Delhi, Aug. 23 (ANI): The Aam Aadmi Party (AAP) on Saturday demanded police investigation in the sting operation, which went viral on a news channel revealing threat to its party chief Arvind Kejriwal. The party held a news conference in the national capital on Saturday and screened the footage of the operation showcasing a close aide of BJP legislator Anil Jha, talking about teaching a lesson to Kejriwal by not just slapping him this time, but hurting him. Demanding police investigation in the matter, AAP leader Ashutosh said, “It is a very serious matter since there have been multiple attacks one after the other on Arvind Kejriwal since the Lok Sabha elections.