During Monday night's presidential debate, former DNC chairman and 2004 presidential candidate Howard Dean tweeted: "Notice Trump sniffing all the time. Coke user?" Even the tabloid site TMZ described Dean's tweet as a "low blow." Unbowed, Dean doubled down at MSNBC on Tuesday, to the point where a clearly uncomfortable Kate Snow tried to maneuver him into backing away a bit. He wouldn't, which is fine with Chris Cillizza of the Washington Post, who told the network's Peter Alexander on Wednesday that "we should probably be talking more about" Dean’s speculation. At the Washington Free Beacon Tuesday afternoon, David Rutz reported that...