A software engineer who was living in the United States has been arrested in Chennai, India, for allegedly sending hoax bomb threat emails to various targets across the country. The suspect, identified as Sarath Subramanian Shankar, is a native of Ambasamudram in the Tirunelveli district. Police say he is believed to have sent the threatening emails between 2023 and 2025. The emails targeted airports, educational institutions, public officials, and other high-profile locations. The arrest was made by Chennai police, who have launched an investigation into the case. The specific details of how the suspect was traced and arrested have not been disclosed. Authorities are looking into whether he acted alone or had any accomplices. The hoax threats caused significant disruption and concern at the targeted sites. This case highlights the challenges that law enforcement faces in dealing with threats sent from abroad. The suspect remains in custody, and further legal proceedings are expected.