Both Shahzad Ahmad and Ariz Khan were later declared proclaimed offenders. Ahmad was arrested from Lucknow in 2010 and Ariz was arrested from India-Nepal border on February 14 in 2018. Ariz did his schooling from Azamgarh, police said. He has been involved in other cases in Delhi as well. However, trial in those cases is still pending. As per prosecution evidence, Ariz was pursuing B.Tech in IT from a college in Mujaffarnagar where he had taken admission in 2005. As per a statement of his uncle in the court, he later left the course and lastly resided with him in the year 2008 for further studies.