An altercation between a policeman and a soldier at Point Fortin at an alleged “zesser party” ended in death early on Friday.
Lance Cpl Kevron Miller, of the Regiment, died around 4 am at the Point Fortin Area Hospital after being shot.
A constable who works with the Guard and Emergency Branch has been detained and taken to the Point Fortin police station.
It is said the two had a heated argument at a party at a house at Reservoir Hill in Point Fortin.
No one else was injured, police said.
Miller lived at Point Fortin.
This is a developing story.