Video shows alleged Cambridge gunman treated at scene after shooting

Video shows fishy receiving assistance connected Memorial Drive aft authorities accidental dozens of rounds were fired during chaotic confrontation that near 2 drivers with life-threatening injuries. (Marina Nation via Storyful)

Footage captures fishy receiving assistance connected Memorial Drive aft authorities accidental dozens of rounds were fired during chaotic confrontation that near 2 motorists with life-threatening injuries. (Marina Nation via Storyful)