>> tucker: even now the polls are telling of the joe biden is in first place, top contender for the democraticu nomination but every day it becomes clearer that that's not true. not really. we are not saying this because we wanted tosa be true, he's probably the most reasonable guy in the race, if you can believe it, but it's obvious. the whole thing is falling apart. during a wednesday town hall event biden appeared to lose his train of thought and forget barack obama's name. watch this. >> they invaded another country and annexed a significant portion of it called crimea. he saying that it was president -- my boss -- it's his fault. >> tucker: so everyone forgets things from time to time, you don't want to read too much into anything. you certainly don't want to c ba me. people make slobs like that. the problem is for biden it has become a pattern. at a hanover, new hampshire, event biden told the story about pinning a metal on a roanoke american soldier, watch this.