Source: indianexpress.com A writ petition has been filed in the Chhattisgarh High Court by the brother of a head constable тАФ who was killed along with┬аBJP┬аMLA Bhima Mandavi in the Maoist attack days before Lok Sabha elections тАФ challenging the validity and constitutionality of the NIA Act, 2008. In the matter which was heard on