embarrass him and actually it helps him i think because he can say look what i did to the establishment candidate. i was able to topple him. stay with me. we'll make america great again as he puts it. >> okay. all right. that's the trump/bush dynamic. don't go anywhere because we'll talk more. right now i want to talk about last night's final debate of the year for the democrats. instead of primarily targeting eesm other, the democratic candidates spent a lot of time trying to tear down the leading gop candidate, donald trump. chris frates is going to break it all down for us. what are the take i'm aways from last night. >> >> reporter: so much drama similar erg in the days before, it looked like sparks would fly between clinton and sanders finally giving the democratic debate some of the excitement the republican rivals had had all season long. finally a democratic debate with some potential for drama. after days of smack talking