Thursday on Morning Joe, co-host Mika Brzezinski made a prediction about the presidential debates forthcoming this fall: Hillary Clinton will “slaughter” Donald Trump. The liberal host said this only moments after she expressed desire for a “nice, peaceful convention” for Democrats next week in Philadelphia, contrasted with the current Republican convention in Cleveland that she believes has been consumed with “horrible, despicable things.” Meet the Press moderator Chuck Todd began with a prediction of his own, that the DNC in Philadelphia is going to be “boring” and wondered what the Clinton folks are going to do “to make a little...