A fourth bomb threat email was sent to the Tamil Nadu DGP office claiming that a bomb was planted at actress Trisha’s Alwarpet home. The bomb squad and sniffer dogs conducted a thorough search and confirmed it was a hoax. Similar fake threats were earlier sent targeting actors Rajinikanth, Vishal, and director Mani Ratnam, as well as foreign consulates in Chennai. Cyber police are tracing the send
