Fiery car crash on Route 3 North in Braintree, MA

Video shows two vehicles engulfed in flames as black smoke rises from a wreck on Route 3 North in Braintree, just south of Boston, Mass., during the Tuesday morning commute.Twitter user John Adams shared a video recorded by his dashboard camera shortly before 6 a.m. on May 31. As he passes the wreck, it appears emergency services are not yet on scene. Northbound drivers can be seen trying to carefully get around the wreck.Northbound traffic was stopped shortly after, while the flames were extinguished and the wreck was cleared. All northbound lanes reopened around 7 a.m.Two people were hospitalized for injuries, according to Massachusetts State Police, but their condition was not immediately known.