Patrick Mooney, Kelly Crull and Tony Andracki break down all the news ahead of the Cubs-Nationals NLDS showdown beginning Friday night in Washington D.C.The Cubs rotation is set, but how will that impact the series? Have fans seen the last of Jake Arrieta in a Cubs uniform? Are the Nationals fully healthy with question marks surrounding Bryce Harper and Max Scherzer?Plus, the trio gives their X-factors for the series for both teams.