File Photo: Rhino 500 handguns are on display at the National Rifle Association (NRA) Annual Meetings and Exhibits on April 14, 2012 in St. Louis, Missouri.  (Photo by Karen Bleier/AFP/Getty Images, File)
Rachel Maddow

Following mass shootings, House GOP votes to

Two of the five deadliest mass shootings in modern American history have occurred since October. Republicans are nevertheless voting to expand gun rights.