Judge Andrew Napolitano: Mueller stirs the pot and Dems have a decision to make. Here's what could happen next

Last week, special counsel Robert Mueller -- who had been appointed by the Department of Justice two years earlier to investigate the nature and extent of Russian attempts to influence the outcome of the 2016 presidential election and to determine, if those attempts did occur, whether the Russians had any willing American collaborators in the Trump campaign -- came to the cameras and announced his resignation.