Police were investigating Friday after a man held up a post office in Agrinio, in western Greece, making off with some 2,000 euros in cash.
According to reports, the man stormed into the post office at 12.30 p.m. on Friday. He was wearing a helmet and wield a gun.
Threatening violence, he allegedly forced the post office's employees to hand over around 2,000 euros in cash from their tills.
The robber made off on a motorcycle.