Victim identified as Pascual Casiano, 41, of Jamaica Plain.
Boston Police report two men were shot at 581 American Legion Highway, near Canterbury Street around 2 p.m.
Both were transported to local hospitals, where one died. The second victim is expected to survive, police say.
The incident happened as the Haley School on the other side of American Legion Highway was getting ready to release students for the day. According to BPS, Boston School Police advised school officials to hold a regular dismissal.
This is the second murder in Roslindale this year.
2019 Boston murders.