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CLEVELAND, OH - JULY 21: (L-R) Barron Trump, Melania Trump and Donald Trump Jr. listen to Republican presidential candidate Donald Trump deliver his speech on the fourth day of the Republican National Convention on July 21, 2016 at the Quicken Loans Arena in Cleveland, Ohio. Republican presidential candidate Donald Trump received the number of votes needed to secure the party's nomination. 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 Jeff J Mitchell/Getty Images)

CLEVELAND, OH - JULY 21:  (L-R) Barron Trump, Melania Trump and Donald Trump Jr. listen to Republican presidential candidate Donald Trump deliver his speech on the fourth day of the Republican National Convention on July 21, 2016 at the Quicken Loans Arena in Cleveland, Ohio. Republican presidential candidate Donald Trump received the number of votes needed to secure the party's nomination. 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 Jeff J Mitchell/Getty Images)

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CLEVELAND, OH - JULY 21: Melania Trump and Barron Trump attend the evening session during the evening session on the fourth day of the Republican National Convention on July 21, 2016 at the Quicken Loans Arena in Cleveland, Ohio. Republican presidential candidate Donald Trump received the number of votes needed to secure the party's nomination. 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 Win McNamee/Getty Images)

CLEVELAND, OH - JULY 21:  Melania Trump and Barron Trump attend the evening session during the evening session on the fourth day of the Republican National Convention on July 21, 2016 at the Quicken Loans Arena in Cleveland, Ohio. Republican presidential candidate Donald Trump received the number of votes needed to secure the party's nomination. 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 Win McNamee/Getty Images)

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CLEVELAND, OH - JULY 21: (L-R) Tiffany Trump, Barron Trump, Melania Trump and Donald Trump Jr. listen to Republican presidential candidate Donald Trump deliver his speech on the fourth day of the Republican National Convention on July 21, 2016 at the Quicken Loans Arena in Cleveland, Ohio. Republican presidential candidate Donald Trump received the number of votes needed to secure the party's nomination. 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 Jeff J Mitchell/Getty Images)

CLEVELAND, OH - JULY 21: (L-R) Tiffany Trump, Barron Trump, Melania Trump and Donald Trump Jr. listen to Republican presidential candidate Donald Trump deliver his speech on the fourth day of the Republican National Convention on July 21, 2016 at the Quicken Loans Arena in Cleveland, Ohio. Republican presidential candidate Donald Trump received the number of votes needed to secure the party's nomination. 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 Jeff J Mitchell/Getty Images)

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CLEVELAND, OH - JULY 21: Republican presidential candidate Donald Trump (R) embraces his son Barron Trump, as his wife Melania Trump looks on at the end of the Republican National Convention on July 21, 2016 at the Quicken Loans Arena in Cleveland, Ohio. Republican presidential candidate Donald Trump received the number of votes needed to secure the party's nomination. 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 Chip Somodevilla/Getty Images)

CLEVELAND, OH - JULY 21:  Republican presidential candidate Donald Trump (R) embraces his son Barron Trump, as his wife Melania Trump looks on at the end of the Republican National Convention on July 21, 2016 at the Quicken Loans Arena in Cleveland, Ohio. Republican presidential candidate Donald Trump received the number of votes needed to secure the party's nomination. 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 Chip Somodevilla/Getty Images)

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CLEVELAND, OH - JULY 21: Republican presidential candidate Donald embraces his son Barron Trump after delivering his speech as Melania Trump looks on, during the fourth day of the Republican National Convention on July 21, 2016 at the Quicken Loans Arena in Cleveland, Ohio. Republican presidential candidate Donald Trump received the number of votes needed to secure the party's nomination. 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 Jeff J Mitchell/Getty Images)

CLEVELAND, OH - JULY 21:  Republican presidential candidate Donald embraces his son Barron Trump after delivering his speech as Melania Trump looks on, during the fourth day of the Republican National Convention on July 21, 2016 at the Quicken Loans Arena in Cleveland, Ohio. Republican presidential candidate Donald Trump received the number of votes needed to secure the party's nomination. 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 Jeff J Mitchell/Getty Images)