<span style="color: #222222;">The National Investigation Agency (NIA) on Tuesday filed a charge-sheet in its Special Court in Manipur against six people for an alleged ambush on Assam Rifles personnel in 2017. </span><br />''<br />''According to NIA, the ambush allegedly took place on a road opening party of the 4th Assam Rifles at Chamol-Sajir Tampak road in Chandel district.<br />''<br />''The agency said the attack was allegedly carried out by the People's Liberation Army (PLA) and Manipur Naga People's Front (MNPF). Two personnel were seriously injured in the ambush. <br />''<br />''<span style="color: #222222;">One of them later succumbed to his injuries. Two terrorists were also killed in the action. </span><br />