all over the navy yard massacre in washington. and some the liberal press used the murders to advance their antigun agenda. awful. but not only that they were wrong in what they reported. >> we are reporting here at cnn just this hour that an ar-15 used in some of those recent horrific mass shootings was used again in this one. >> sources say with that assault rifle, which we believe to be an ar-15. alexis, essentially was a sniper. >> how does a guy walk into a facility like that with an ar-15. a double-barreled shotgun and handgun and go unnoticed? >> the ar-15 that was used today was used in newtown, was used in aurora, and used in almost all of the mass shootings in the last two years or so in america. >> bill: i don't know how that happens. but when the media erroneously reports something, instead of checking it out, some ideological politicians jump to exploit the fall columbusy.