cancel all cruises for 60 days. viking cruises following suit. all right, so, let s bring in matt gutman, with us again tonight. and matt, these actions, closing down all of these sporting events, now disneyland, before we came on the air tonight, we learned of that. and as you said, all of this is unprecedented, but authorities realizing across this country that they need to do this to try to slow this down. reporter: they do, david, and they don t really have another choice. this is part of government pandemic planning. now, i spoke with public health officials just a few minutes ago, and they basically say that short of a vaccine and therapeutics, the only tool they have to try to contain this outbreak is to severely limit our social interaction. david? all right, matt gutman from california. matt, our thanks to you again, as well. and as we reported at the top tonight, dr. anthony fauci of the nih telling congress just today that our system of testing for the virus across t