Imphal, May 13: A team of NIA led by Ranveer Singh Tyagi brought 2 prisoners namely Khoirom Ranjit Singh (@ Poirei Meitei of KCP) and P . Prem Kumar( reportedly KYKL ) to Imphal from Delhi today morning. Khoirom Ranjit @ Poirei Meitei was arrested by a team of Delhi in January first week this year from Delhi. The case was later handed over to NIA and investigation is going on.