Imphal. So far 8 people have been arrested for vandalizing and arson the houses of police and MLAs in Manipur. Earlier on November 16, Patsoi police of Imphal West had arrested an accused for setting fire to the houses of MLAs. The rest were arrested on 27 November. On the other hand, after the recent violent incidents in Manipur, Meitei organization Arambai Tangol supremo Koro Nganba Khuman and Kuki organization chief are on the radar of NIA.