The agency had carried out searches at 22 locations, including at Chennai, Tirunelveli, Tuticorin and Nagercoil, which led to the recovery of several incriminating documents and material objects, an official said.

The agency had carried out searches at 22 locations, including at Chennai, Tirunelveli, Tuticorin and Nagercoil, which led to the recovery of several incriminating documents and material objects, an official said.