There In Boulder News Today : Breaking News, Live Updates & Top Stories | Vimarsana

>> reporter: well, david, it's still an incredibly active scene there. right now, officers are still working to secure that building. and you could actually see terrified people scrambling to safety while holding hands. also, the university of colorado there in boulder, david, is alerting their students, telling them to avoid the area. david? >> all right, kayna whitworth leading us off with breaking developments. kayna, thank you. and as soon as we get more on this, we will bring it to you at home. but we're going to move on this monday night to the other major news, the coronavirus here in...

Correspondent steve kornacki and from washington, jeremy peters of "the new york times." i want to start with halle in colorado and seeing the new polls carson ascended and a lot of candidates might be taking it into account of how they were planning approach to the debate tomorrow night. what's this do or what are you hearing from the trump campaign about their approach? any change in strategy? >> reporter: you know, i think what you will see, thomas, is ben carson become more of a target on stage here in boulder tomorrow night. donald trump we have already seen firing at ben carson. he claim...