Following reports that Boston Marathon bombing suspect Dzhoktar Tsarnaev is at large in Watertown, Massachusetts following an intense police manhunt that resulted in the death of his accomplice and brother Tamerlan and one police officer, the suburb has taken on the appearance of a war zone.
Heavily armed and armored police units have descended upon the town. The surviving Tsarnaev is appearently armed to match and may be carrying explosives or a suicide vest. In response, the police presence in Watertown is one of the mosy heavily secured scenes since 2001's 9/11 bombings. There appear to be hundreds of officers involved, and eyewitnesses report tactical teams from several police departments are aiding in the search.
See photos below: