Key accused in Tamil Nadu BSP chief K Armstrong's murder, K Thiruvengadam, killed in police encounter during escape attempt.

Key accused in the murder of Tamil Nadu BSP chief K Armstrong, K Thiruvengadam, was killed in a police encounter near Madhavaram, Chennai after attempting to escape from custody. Thiruvengadam, a history-sheeter, was one of the 11 accused arrested in the murder case. The murder led to public outcry and accusations of deteriorating law and order in the state. The police and government had previously assured stern measures to apprehend the culprits.