Tamil Nadu Chief Minister MK Stalin has ordered an expedited investigation into the "shocking" murder. "Bahujan Samaj Party State President Armstrong's assassination is shocking and deeply saddening. The police arrested those involved in the murder overnight. I would like to convey my deepest condolences to Armstrong's party, family, relatives, and friends. I have ordered the police officers to conduct the case expeditiously and bring the culprits to justice as per the law," he wrote in a post on X.