Rev. Al Sharpton, Host of “Politics Nation” on MSNBC and Jim Messina, former campaign manager for Barack Obama’s 2012 Presidential Campaign join Nicolle Wallace on Deadline White House to discuss the broad coalition of support that VP Kamala Harris is turning out for her campaign which in the last 24 hours includes former President Obama and former Rep. Liz Cheney. » Subscribe to MSNBC: youtube.com/msnbc Download our new MSNBC app for the latest breaking news and daily headlines at a glance: msnbc.com/information/download-msnbc-app-n1241692 Follow MSNBC Show Blogs MaddowBlog: msnbc.com/maddowblog ReidOut Blog: msnbc.com/reidoutblog MSNBC delivers breaking news, in-depth analysis of politics headlines, as well as commentary and informed perspectives. Find video clips and segments from The Rachel Maddow Show, Morning Joe, The Beat with Ari Melber, Deadline: White House, The ReidOut, All In, Last Word, 11th Hour, and Alex Wagner who br...