Photos: Donald Trump rally

Supporters cheer for Donald Trump, the front-runner for the Republican presidential nomination, at a rally in Orlando, Fla.

Cary Rowsey, Pam Fisher and Mary Deeker bow their heads in prayer before the start of the Donald Trump rally in Orlando, Fla.

Protesters are called out by Trump supporters during the rally at the University of Central Florida. The protesters were removed from the event.

A man is led away by university police at a Donald Trump rally held at a University of Central Florida arena.

12-year-old Michael Greider shows his support for Donald Trump.

At the Saturday afternoon rally in Orlando, Donald Trump had supporters raise their hands and swear to vote for him.

Some anti-Trump attendees got into the rally in Orlando, Fla. but many were removed. The “Drumpf” shirt refers to a campaign by “Last Week Tonight” host John Oliver that brings up the family name originally used by Trump’s ancestors.

“Everyone’s trying to figure out how to stop Trump,” the billionaire candidate marveled at the afternoon rally in Orlando, Fla.