Heavy contingents of police and Frontier Corps have been deployed in various places of Swat in a crackdown against banned groups. The police and FC have been deployed at the Shor and Venai areas of Matta tehsil and Chiral areas. They have established check posts at various places in the region. The people of the area have expressed concern about the impending possibility of violence. City DSP Akbar Ali Khan said that the police deployment was a routine matter. He said the FC had been called in to maintain law and order during the public rally of banned party Tehrik-e-Nifaza-e-Shariat-e-Muhammadi.