CHENNAI: Thirumalai, who was arrested in connection with the Armstrong murder case has been admitted to Hospital after complaining of chest pain on Monday .
He was in Poovirundhavalli Special Prison and has been transferred to Stanley Government Hospital in Chennai.
K Armstrong, the state leader of the Bahujan Samaj Party, was hacked to death on July 5 in Perambur.
Ponnai Balu, the brother of gangster Arcot Suresh, and their cousin, Lawyer Arul are among the 27 suspects arrested so far.