Former President Bill Clinton Campaigns for Democratic Presidential Candidate Hillary Clinton in the Vegas Area

In This Photo: Jon Davidson
Bill Clinton's Deputy Chief of Staff Jon Davidson (L) and the former U.S. President stand backstage while Clinton is introduced at a campaign event for Democratic presidential nominee Hillary Clinton at a College of Southern Nevada campus on September 14, 2016 in North Las Vegas, Nevada. Hillary Clinton is expected to be back on the campaign trail tomorrow after taking time off to recover from pneumonia.
(Sept. 13, 2016 - Source: Ethan Miller/Getty Images North America)