Police have registered a case against 10 undertrial prisoners lodged at the Central Modern Jail in Faridkot following a security breach involving the recovery of a mobile phone and damage to a prison CCTV camera.According to jail authorities, officials recovered a mobile phone during a routine search and surveillance operation inside the barracks. The device was being shared among the 10 inmates. The accused had also deliberately damaged a CCTV camera installed inside the prison in an attempt to evade surveillance.The investigation revealed that all 10 inmates were using a single shared mobile phone to communicate with people outside the jail, while attempting to conceal their activities by disabling the camera feed.Following a complaint by the jail administration, the local police registered a fresh FIR against all 10 inmates. Further investigation is underway to determine how the mobile phone was smuggled into the prison.