The Barataria liquor mart robbery in which a security guard was shot dead.
Central Division CID officers and the Operations Unit intercepted the getaway vehicle in Caroni at around 10.10a.m.
There was an exchange of gunfire between police suspected thieves.
They killed criminal suspect Vernon Simon.
Officer arrested three suspects aged between 35 and 45.
The dead suspect and is alleged accomplices are from Kelly Villager, Caroni.
