Mohali, Feb. 15 -- As many as three FIRs were registered on Thursday after traces of illegal mining were found at three different places under the Majri Police Station. Giving details, executive engineer Akash Aggarwal said during the checking campaign, field officers found traces of illegal mining activities at Burana, Lubangarh and Salempur Khurd, in which three separate FIRs were registered against them under Sections 4 (1) and 21 (1) of the Mines and Minerals (Development and Regulation) Act, 1957. He said whereabouts of the unknown persons involved in illegal mining at these places and the ownership of the land are being investigated so that they can be arrested as soon as possible....