In what's becoming almost a regular occurrence, Tucker Carlson took on the Clinton campaign again today on his MSNBC show, just a few hours before the MSNBC debate. Senior advisor to Sen. Hillary Clinton Kiki McLean scolded Carlson after he called another Clinton staff member, Phil Singer, an, "emotionally troubled spokesman." A few minutes later, the exchange was revisited as Carlson got information from a producer in his IFB: