Liz Mair, former RNC online communications director, talks with Steve Kornacki about whether Donald Trump can be shamed by his fellow Republicans or whether his fight with John McCain will hurt his poll numbers sufficiently to drive him from the race.July 21, 2015
UP NEXT
Combat training for election workers? Arizona braces for Trump-addled election deniers
07:59
Maddow joins colleagues in objecting to McDaniel for legitimizing Trump, attacking democracy
11:59
Panicking Trump coming up short for civil fraud penalty; no friends stepping up as deadline nears
07:18
Putin flexes expansionist muscles as GOP stalling starves Ukraine of military aid
04:25
How pro-Trump election officials could make sure your vote doesn't count
08:19
How Russia duped two Republicans with propaganda laundered through fake news sites