LUCKNOW, June 23 -- The National Investigation Agency (NIA) has arrested a Mathura man who is said to be a key accused in a CPI (Maoist) revival conspiracy case, the agency said in a note on Sunday. The arrest was made during a search in Vishal Singh's West Delhi house, from where digital devices and other incriminating materials were also seized.

A senior NIA official said Singh, who was originally from U.P's Mathura, was a member of the banned CPI (Maoist) and had delivered a drone to leaders of the outfit in Chhakarbanda/Panchrukhiya forest area of Bihar to further its violent anti-national activities. He had imparted technical training to other cadres of CPI (Maoist) and had also attended meetings with its central committee members i...