Mr. Vincent’s body was found slumped in his vehicle along the Golden Grove/Buccoo New Road on Tuesday.
This information was revealed by Senior Superintendent Joanne Archie at a Police Press Conference in Tobago on Wednesday morning.
She said the men were detained about an hour after Vincent's body was found. She also confirmed that Vincent was a person of interest to the police.
His murder brought the toll in Tobago to nine.
Ms. Archie said investigations are ongoing in all nine cases, one of which was a murder-suicide.