'Mayors for Our Lives' seeks to register young voters
NYC Mayor Bill de Blasio and March for Our Lives co-founder David Hogg join Morning Joe to discuss the new bipartisan effort Mayors for Our Lives.
McChrystal: America has a crisis of leadership08:22
Trump continues to spin falsehoods ahead of elections13:09
Mika: Trump continues to lie, and Dems have two weeks15:31
Scaramucci: Exposing Trump's lies probably won't beat him15:16
Nelson leads in Fla.; Miss. race heads for runoff09:28
Joe: Trump doesn't try to hide his lies during rally16:59