PORTLAND -- A downtown Portland bank was robbed by an armed man Monday.
The U.S. Bank branch, located at 410 Southwest Harrison Street, was robbed just before noon.
Witnesses told police a man armed with a handgun took an undisclosed amount of money and fled on foot.
Officers said they detained one person matching the suspect description after contacting him on a TriMet bus at 6th Avenue and West Burnside Street, but he was released shortly afterward.
Nobody was injured during the robbery and the investigation continues.
Anyone with information was asked to call Portland police at (503) 823-1080 or the F.B.I. at (503) 224-4181.