GOP congressman demands Mueller firing: It's time 'to put up or shut up'

GOP congressman demands Mueller firing: It's time 'to put up or shut up'  ABC News Rosenstein Defends Mueller, Justice Department Amid Attacks About Bias  WBUR On Russia and campaign 'collusion,' Trump picks the wrong fight  MSNBC FBI Agent Removed From Russia Probe Held Dim Views of Holder, Sanders  Wall Street Journal Mueller's Russia prosecutors have lots of biases and conflicts of interest -- Here's a partial list  Fox NewsFull coverage