Claire McCaskill, Former Democratic Senator from Missouri and Mara Gay, New York Times Editorial Board Member join Nicolle Wallace on Deadline White House to discuss why Republican are refusing to step in with every major player in the American shipping industry sounding the alarm about the impact that Donald Trump's tariffs are already having with them warning of a major supply chain disruption set to impact the country soon.  For more context and news coverage of the most important stories of our day click here: msnbc.com » Subscribe to MSNBC: youtube.com/msnbc » Subscribe to MSNBC on TikTok tiktok.com/@msnbc » Subscribe to MSNBC on Instagram instagram.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 MSNB...