epa05432654 US Democratic presidential candidate Hillary Clinton gestures as she speaks to members of the American Federation of State, County and Municipal Employees (AFSCME) at their 42nd International Convention at the Las Vegas Convention Center in Las Vegas, Nevada, USA, 19 July 2016.  EPA/LAS VEGAS NEWS BUREAU/MARK DAMON / HANDOUT  HANDOUT EDITORIAL USE ONLY/NO SALES