According to an article by reporter Samantha Chang for Bizpac Review, Piers Morgan and Parkland survivor Kyle Kashuv dug into “an epic Twitter battle which underscored how little Morgan knows about the U.S. Constitution.” The clash began when Morgan slammed London Mayor Sadiq Khan regarding his reaction to a rash of stabbings in the city that has propelled its murder rate to a 13-year high. “Very disturbing,” the television personality posted. “This is happening on YOUR watch, Mr Mayor -- what are you going to do about it?” Kashuv joined the discussion by tweeting: But Piers, gun control totally worked...