social media pictures said to be from the scene showed people scaling the gates of the station in nankana sahib, in punjab province. bbc s umer draz nangiana in lahore gave us more details. this person, he was captured by some people early in the morning today, and they informed the police, accusing him of committing blasphemy. the police got to the site and they arrested the person, and brought him to the police station. he was locked up there. then, a large number of people gathered outside the police station, and the demand of the police to hand over the suspect to them. the police officials locked the gates of the police station, and they tried to negotiate with this charged crowd from inside the police station, but certainly the crowd became violent.