The liberal media's push for gun control has long included the tactic of attempting to shame the National Rifle Association (NRA) and other gun rights activists into silence. That tactic was once again deployed by MSNBC's Thomas Roberts this morning in his interview with liberal Democratic Sen. Richard Blumenthal (Conn.), who is calling on the nation's oldest civil rights organization to cease and desist robocalls to phone numbers in the Newtown, Connecticut, area. At no point in the softball interview, however, was it mentioned that some Newtown parents like Mark Mattioli and Bill Stevens have testified in opposition to fresh...