Barnicle: Donald Trump will never be president
10:01Top Talkers: The Morning Joe panel looks at Donald Trump's Tuesday announcement he is running for president in 2016, and Mike Barnicle says Trump is 'lethal' to the GOP.
Top Talkers: The Morning Joe panel looks at Donald Trump's Tuesday announcement he is running for president in 2016, and Mike Barnicle says Trump is 'lethal' to the GOP.