ted cruz and former president donald trump. and while gofundme ended protest donations, millionses are coming in on other platforms. many believe according behind the scenes-- deep-pocketed anti-vaccine groups. trucker ross zacharias says his pockets are about empty. but he's not leaving. what type of toll is that taking on your income? >> an absolute toll. i have no income. but they already took that from me before i got here. >> o'donnell: and janet shamlian joins us now from ottawa. so, janet, do we know what kind of economic impact these protests are having? >> reporter: so, norah, almost every business in this area near parliament has closed. at the border bridge, which connects detroit to windsor, some 200 million dollars in goods cross each day. in the last 48 hours or so, not much of it has made it across. norah. >> o'donnell: all right, janet shamlian in ottawa for us, tnktg emhoff out of an event at a high school here in washington following a bomb threat. cbs' nancy cordes joins us now from the white house. nancy, what exactly happened? >> reporter: well, norah, d.c. police say when this bomb threat was made this afternoon, the caller said that everyone inside had 10 minutes to get out. that t