Ashley Parker: The 3 things that would cause Biden to step aside?

President Biden is holding a campaign rally in battleground Wisconsin today and sitting down for a primetime interview tonight - hoping to reassure voters after last week's disappointing debate performance. NBC News White House correspondent Mike Memoli, Democratic strategist Basil Smikle, Reuters White House correspondent Jeff Mason and Washington Post senior national correspondent Ashley Parker join Ali Vitali to discuss what's at stake for the president.