MSNBC on-air talent are under fire for remarks referencing Nazism when discussing Bernie Sanders.<br />Saturday, MSNBC anchor Chris Matthews compared Sanders' victory in Nevada to the Nazi invasion of France.<br />According to Business Insider, it sparked calls for his resignation as the hashtag #FireChrisMatthews trended on Twitter.<br />Matthew's comments come less than two weeks after MSNBC host Chuck Todd quoted a conservative column on air.