He apparently missed a news cycle and is clueless when he's asked by an MSNBC host to comment - hilarity ensues...

*BEVERAGE ALERT: FOR THE SAKE OF THE CHILDREN, PUT DOWN YOUR BEVERAGE BEFORE WATCHING. DO NOT TAKE A SIP!*

Spoiler: Dean thinks the content of the FBI notes came from Wikileaks and was leaked by the Russians

From The Daily Caller: