Democratic Presidential Candidate Hillary Clinton Campaigns At Pennsylvania's AFL-CIO Convention [Getty Images]

PHILADELPHIA, PA - APRIL 06: Democratic presidential candidate Hillary Clinton speaks at the Pennsylvania AFL-CIO's Convention on April 6, 2016 in Philadelphia, Pennsylvania. The Pennsylvania Democratic Primary is scheduled for April 26, 2016.
(Photo by Jessica Kourkounis/Getty Images)

Getty Images News Jessica Kourkounis