Transit police are looking for a person accused of assaulting an elderly man at the Jackson Square MBTA station in Boston's Roxbury neighborhood.
A person told a transit police officer about the incident shortly after 2 p.m. Thursday, police said, but the officer did not find the alleged attacker.
"Video review depicts an elderly defenseless male being violently assaulted," transit police said in a statement.
Police released one surveillance image of the incident and two of a man being considered a person of interest.
In-depth news coverage of the Greater Boston Area.
Anyone with information is asked to call 617-222-1050 or leave an anonymous tip by texting 873873.