A 31-year-old man had been arrested with 50 tear gas canisters which were stolen from police during the protest at Polduwa Junction near Parliament on Wednesday (July 13).
The suspect was a mason by profession and a resident of Polonnaruwa was arrested in Obeysekarapura and recovered 50 teargas canisters from his residence in Borella following the questioning.
The Welikada Police has initiated investigation after a group of protesters attacked a three-wheeler belonging to the police that was carrying tear gas canisters to the Polduwa Junction protest site on July 13.
Police said a group of protesters attacked several policemen who were travelling in the three wheeler and stole tear gas canisters.
The suspect is scheduled to be produced before court today (July 18).