Upset over President Trump firing Attorney General Jeff Sessions, MSNBC’s Rachel Maddow is organizing mass marches. The protests are slated for today at 5 PM. “It’s happening,” she wrote online. “This is a ‘break the glass in case of emergency’ plan to protect the Mueller investigation.” “We knew this would happen at some point,” she added. “The day has arrived.” Maddow posted the messages to her Twitter account, which has 9.54 million followers. The marches are being sponsored by Indivisible.org, a liberal activist group made up of former congressional staffers. The group is demanding Acting Attorney General Matt Whitaker disclaim...