Democratic senators are not joining calls on the left for liberal Justice Sonia Sotomayor to retire. But for the first time, they’re publicly expressing an unease that history could repeat itself after Justice Ruth Bader Ginsburg’s refusal to step down in 2014 ended in the Supreme Court lurching sharply to the right. Sahil Kapur reports. » 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 brings her breadth of reportin...