Jailed gangster Lawrence Bishnoi was brought to a Delhi prison from a Gujarat jail in the early hours of Thursday, police officers and jail officials aware of the matter said, adding that he has been brought to the Capital in connection with a case relating to a National Investigation Agency (NIA) probe. Due to safety and security reasons, Bishnoi has been kept in a high-security cell at Mandoli jail, the officials said. “Bishnoi is a high-risk inmate and also a gang leader with several associates and rivals in Delhi prisons. We want to make sure he is safe, and security arrangements have been tightened up around him. He has been kept in cell number 15 of the high security ward,” said a jail official, asking not to be named.