On April 21, Station 30 was dispatched for a MVC on Ocean Gtwy near Marina Drive. P-93 Arrived with one vehicle off the roadway. C-30 arrived and command (McCracken) advised the patient was entrapped. Rescue Fire Company from Cambridge also assisted.  One patient was taken to Dorchester General for minor injuries. Units on scene: C-30, BR-35, P-93, Dorchester unit: C1-1, E1-1, and Rescue 1-1.