A team from the Central Bureau of Investigation, which went to Bihar to investigate the UGC NET paper leak case, was attacked by villagers in Nawada. The local police say the villagers thought the team was fake. A case has been lodged against around 200 people. Only eight of them have been named. The assault has been recorded on cellphone, and the people involved are being identified on basis of the videos, the police said. Four persons have been arrested.