Among those arrested was a Sub Inspector (SI), the police media unit said.
According to reports the police arrested the 41-year-old suspect in Nawagamuwa for having in his possession an illegal weapon, and had detained him at the Peliyagoda Police station.
A father of two, the suspect, a resident of Biyagama, had died after being admitted to the Colombo National Hospital after falling ill while he was being escorted to locate a hidden weapon. The man was charged with illegal possession of a firearm.
A post-mortem examination determined that the suspect died from dehydration or internal bleeding. (Colombo Gazette)