Intelligence inputs were shared on the illicit arrack operations of Joseph Raja, Chinnadurai and Govindaraj weeks before the incident
source https://www.thehindu.com/news/national/tamil-nadu/kallakurichi-police-were-given-specific-alert-on-prime-suspects-before-tragedy-struck/article68336543.ece
source https://www.thehindu.com/news/national/tamil-nadu/kallakurichi-police-were-given-specific-alert-on-prime-suspects-before-tragedy-struck/article68336543.ece