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PHILADELPHIA, PA - JULY 28: 2016 ) Ghazala Khan and Khizr Khan, parents of American Muslim soldier killed in Iraq speak to the audience at the Democratic National Convention - Day 4 at Wells Fargo Center on July 28, 2016 in Philadelphia, Pennsylvania. (Photo by Mike Coppola/WireImage)

PHILADELPHIA, PA - JULY 28: 2016 ) Ghazala Khan and Khizr Khan, parents of American Muslim soldier killed in Iraq speak to the audience at the Democratic National Convention - Day 4 at Wells Fargo Center on July 28, 2016 in Philadelphia, Pennsylvania. (Photo by Mike Coppola/WireImage)
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WireImage Mike Coppola