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CLEVELAND, OH - JULY 20: Protesters struggle with police after trying to burn an American Flag near the site of the Republican National Convention (RNC) in downtown Cleveland on the third day of the convention on July 20, 2016 in Cleveland, Ohio. Many people have stayed away from downtown due to road closures and the fear of violence. An estimated 50,000 people are expected in Cleveland, including hundreds of protesters and members of the media. The four-day Republican National Convention kicked off on July 18. (Photo by Spencer Platt/Getty Images)

CLEVELAND, OH - JULY 20:  Protesters struggle with police after trying to burn an American Flag near the site of the Republican National Convention (RNC) in downtown Cleveland on the third day of the convention on July 20, 2016 in Cleveland, Ohio. Many people have stayed away from downtown due to road closures and the fear of violence. An estimated 50,000 people are expected in Cleveland, including hundreds of protesters and members of the media. The four-day Republican National Convention kicked off on July 18.  (Photo by Spencer Platt/Getty Images)

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CLEVELAND, OH - JULY 20: Protesters struggle with police after trying to burn an American Flag near the site of the Republican National Convention (RNC) in downtown Cleveland on the third day of the convention on July 20, 2016 in Cleveland, Ohio. Many people have stayed away from downtown due to road closures and the fear of violence. An estimated 50,000 people are expected in Cleveland, including hundreds of protesters and members of the media. The four-day Republican National Convention kicked off on July 18. (Photo by Spencer Platt/Getty Images)

CLEVELAND, OH - JULY 20:  Protesters struggle with police after trying to burn an American Flag near the site of the Republican National Convention (RNC) in downtown Cleveland on the third day of the convention on July 20, 2016 in Cleveland, Ohio. Many people have stayed away from downtown due to road closures and the fear of violence. An estimated 50,000 people are expected in Cleveland, including hundreds of protesters and members of the media. The four-day Republican National Convention kicked off on July 18.  (Photo by Spencer Platt/Getty Images)

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CLEVELAND, OH - JULY 20: Protesters demonstrate against Donald Trump near the site of the Republican National Convention (RNC) in downtown Cleveland on the third day of the convention on July 20, 2016 in Cleveland, Ohio. Many people have stayed away from downtown due to road closures and the fear of violence. An estimated 50,000 people are expected in Cleveland, including hundreds of protesters and members of the media. The four-day Republican National Convention kicked off on July 18. (Photo by Spencer Platt/Getty Images)

CLEVELAND, OH - JULY 20:  Protesters demonstrate against Donald Trump near the site of the Republican National Convention (RNC) in downtown Cleveland on the third day of the convention on July 20, 2016 in Cleveland, Ohio. Many people have stayed away from downtown due to road closures and the fear of violence. An estimated 50,000 people are expected in Cleveland, including hundreds of protesters and members of the media. The four-day Republican National Convention kicked off on July 18.  (Photo by Spencer Platt/Getty Images)

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Speaker Paul Ryan addresses the audience on the second day of the Republican National Convention on July 19, 2016 at the Quicken Loans Arena in Cleveland, Ohio. / AFP / Robyn BECK (Photo credit should read ROBYN BECK/AFP via Getty Images)

Speaker Paul Ryan addresses the audience on the second day of the Republican National Convention on July 19, 2016 at the Quicken Loans Arena in Cleveland, Ohio. / AFP / Robyn BECK        (Photo credit should read ROBYN BECK/AFP via Getty Images)