Donald Trump's son Donald Trump Jr., center, beneath the New York sign, stands with his siblings as he announces New York's votes officially putting Donald Trump over the top during the roll call of states for the nomination of Donald Trump.
Donald Trump children, from left, Donald Trump Jr., Ivanka Trump and Eric Trump, take part in the roll call in support of their father on the second day of the Republican National Convention on July 19 at the Quicken Loans Arena in Cleveland.
The four-day convention is expected to end with Trump formally accepting the nomination of the Republican Party.
California delegate Jake Byrd reacts as New York delegate Bob Hayssen holds up a Trump flag during the second-day session of the convention.
A man wears a Hillary Clinton mask and holds a "Hillary for Prison" sign outside the Republican National Convention.
Delegates hold signs that read "Trump Digs Coal."
New Jersey Gov. Chris Christie and his wife Mary Pat react as Donald Trump Jr. speaks at the convention.
Speaker of the House Paul Ryan bangs the gavel after officially recognizing the nomination of Donald Trump following the roll call of states on the second day of the 2016 Republican National Convention.
Delegates react to speeches on the second day of the convention.
Donald Trump speaks live via satellite from Trump Tower in New York City.
Police try to block the path of protesters.
Protesters march through downtown Cleveland on the second day of the Republican National Convention. 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.
Alternate delegate from Pennsylvania Jonathan Hayes, 20, visits the convention floor before the start of the second day. Hayes, who originally supported Marco Rubio and then John Kasich, said he is an ally of the Log Cabin Republicans and wants to see better inclusion of gay and lesbian (LGBT) issues intergrated into the Republican Party platform.
PHOTOS: GOP Convention Begins