Man sought for armed robbery onboard an MBTA bus

Transit Police report they are looking for a guy who robbed another passenger on a Route 16 bus at Old Road and Ellington Street in Dorchester, around 1:50 a.m. on May 11.

Police say the guy motioned as if he had a gun.

If he looks familiar, contact detectives at 617-222-1050 or send an anonymous text tip to 873873.