Melissa Joskow / Media Matters Lazy conventional wisdom is running abound in horse race coverage of the upcoming midterm elections. The October 22 broadcast of MSNBC’s Morning Joe devoted a lengthy segment to claims that the Democratic Party has no messaging or, if it does, the message is packaged incorrectly. This evaluation of Democratic Party election efforts is evidence-free -- Democrats have largely coalesced around the issue of health care -- and it is also a gift to the Republican Party, as it plays into the argument that Democrats have no principles or plan for governance. Morning Joe co-host Mika Brzezinski opened the discussion by saying, “Donald Trump is talking about trade, crime, immigration, and judges.