NORAD put additional aircraft on standby and went into a higher state of alert following the deadly shooting in Ottawa.
Barbara Starr reports from the Pentagon on ways the U.S. increased security following today's attack.
i remember after september eleventh lo those many years ago saying to my friends that while this is a great tragedy it is nothing compared to what the future holds for ten, fifteen or twenty years from now when those children whose siblings, parents and friends were slaughtered by a misguided american foreign policy have grown up they are going to come looking for us all. the seeds of isis, hamas and al qaeda were planted by the united states. if they are monsters than you are frankenstein. its time to take responsibility for the terror you gave birth to.
Erin Burnett OutFront airs weeknights at 7 p.m. ET. Designed to showcase Erin's unique style--casual, smart, and confident--OutFront stays ahead of the headlines, delivering a show that's in-depth and informative.