One police officer has been shot in the head amid an ongoing active shooter situation at a bodega in Jersey City Tuesday, according to the preliminary investigation, a senior law enforcement official tells News 4. The situation is fluid and information is developing rapidly; one law enforcement source described the attack as an "ambush," and said at least one individual was holed up in a bodega with a long gun, sources say. Heavily armed local and state officers in SWAT trucks swarmed the scene, ducking behind doorways and store entrances -- some even crawling along sidewalks, closely pressed to the...