Seraikela, April 13 -- Seven people have been arrested for allegedly attempting to extort Rs.5 lakh from a construction company here, police said on Sunday. According to a complaint registered with the Kharswan police station on April 8, six people with criminal antecedents had threatened workers engaged in building a culvert at Pitaklaag village a few days earlier. They had also threatened the site in charge and the supervisor with stopping the construction work if their demand of Rs. 5 lakh was not met, said Sub-Divisional Police Officer (Seraikela), Sameer Sawaiya, quoting the FIR. After registering an FIR based on the complaint, Superintendent of Police Mukesh Kumar Lunayat formed a Special Investigation Team, which arrested seven people with two firearms, mobile phones and three motorcycles....