Three persons were killed in firing as violence erupted during the court-ordered survey of a mosque in Sambhal district in Uttar Pradesh on Sunday, officials said.

Three persons were killed in the violence that erupted during the survey of a mosque in Sambhal district in Uttar Pradesh, officials said.

A complaint, filed by Supreme Court lawyer Vishnu Shankar Jain, claimed that Mughal emperor Babar demolished a temple, Hari Har Mandir, which once stood at the site of the Shahi Masjid in UP's Sambhal.