Guwahati, May 20 -- Reported by Mrinal Banik

Agartala: The investigation into the recovery of large cash from the residence of a TSR trooper in Tripura's Dhalai district has intensified, with police arresting four persons, including a couple serving in the police department, in connection with an alleged financial fraud racket.

Police sources said two separate cases have been registered at Salema Police Station in Dhalai district and West Agartala Police Station. Authorities have also suspended two police personnel to ensure an impartial investigation.

The controversy surfaced after a police official lodged a complaint alleging that a group had been collecting large sums of money from people by promising unusually high returns on inves...