bush, say what you want, the world trade center came down during his time. reporter: and trump ewent to war with the media. you haven t been called. reporter: making crude comments about fox host, megyn kelly. you could see there was blood coming out of her eyes, blood coming out of her wherever. apparently mocking a new york times physical disability. you have to say this guy, i done know what i said. i don t remember. i done remember. maybe that s what i said. reporter: instead of going down in flames, trump blazed a path to the head of the gop field using current events like the terrorist attacks in paris and san bernardino to appeal to anxious voters and launch contentious policy proposals. donald j. trump is calling for a total and complete s shutdown of muslims entering the