nightclub, joining a special group on "the kelly file" early there this year. ms. carter was raising a question that we heard time and time again. as we witness a variety of violent attacks on u.s. soil being perpetrated in the name of islam. in january, a philadelphia police officer is ambushed in his patrol car by a man who later pledged allegiance to isis. in february, machete wielding man shouting "god is great" in arabic started slashing customers at a columbus, ohio, restaurant. we later learned that the fbi had reportedly investigated him years earlier for alleged threats, but abandoned the investigation. that of course brings us to orlando where omar pledged allegiance to isis and phone calls with glee after killing nearly 50 people and routing more than 50 others. in new york, the man allegedly behind a bombing in new york's chelsea neighborhood also pledged allegiance to radical groups. just last month, and ohio state