UPDATE, 10:35 a.m., Saturday: Dorchester Reporter has more details; victim expected to survive.
A pedestrian was taken away in critical condition following a crash outside 1911 Dorchester Avenue around 9:15 p.m. Because of the severity of his injuries, the homicide and fatal-accident reconstruction units were called in.
The driver of the car sped from the scene, hitting one car at Ashmont Street and then a second car several blocks away at Adams and Beaumont streets.
The Dorchester Reporter reports that after the second crash, at Adams and Beaumont, a man was led away from the scene in handcuffs.
A gun was recovered from the vehicle.