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Reince Priebus, chairman of the Republican National Committee, delivers a speech 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.
Reince Priebus, chairman of the Republican National Committee, delivers a speech 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.

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    RNC chair on Trump: Nothing has changed

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RNC chair on Trump: Nothing has changed

Republican National Committee Chairman Reince Priebus reiterated his support for embattled Republican nominee Donald Trump -- telling members of the party that the operation stands fully behind his campaign. CNN's Dana Bash reports.

RNC chair on Trump: Nothing has changed

Republican National Committee Chairman Reince Priebus reiterated his support for embattled Republican nominee Donald Trump -- telling members of the party that the operation stands fully behind his campaign. CNN's Dana Bash reports.