Clinton calls 'fake news' a threat to U.S. democracy

By Patricia Zengerle WASHINGTON (Reuters) - Former Secretary of State Hillary Clinton called "fake news" a danger that must be addressed quickly, in a rare public appearance on Thursday, a month after she lost the presidential election in a campaign marked by a flood of such propaganda. "We must stand up for our democracy," Clinton said during a tribute to retiring Senate Democratic Leader Harry Reid, referring to what she called "the epidemic of malicious fake news and false propaganda that flo