BERKELEY, Calif. (KGO) --Police arrested a juvenile suspected of robbing BART riders at gunpoint.
It happened three times in the past nine days at the North Berkeley BART station.
Police say the robber would pull a gun on people in the west and northwest parking lots early in the morning and demand cash.
On Friday morning, a detective spotted a person matching the victim's descriptions.
That suspect was arrested and taken to juvenile hall.