Attorney General Loretta Lynch on Friday encouraged protesters not to allow the “heinous violence” that occurred in Dallas to silence their “important” voices. ... “I want you to know that your voice is important,” Lynch said Friday during a news conference at the Justice Department. “Do not be discouraged by those who would use your lawful actions as cover for their heinous violence. We will continue to safeguard your constitutional rights and to work with you in the difficult mission of building a better nation and a brighter future.” ... “We intend to provide any assistance we can to investigate...