Barron Trump greeted with standing ovation at Miami Trump rally: Watch

"This is a young man, he just turned 18," the former president said, as the crowd cheered. "A very young man who is now going to college. Got into every college he wanted to and he made his choice. And he's a very good guy, I'll tell you… He's a very special guy, Barron Trump. This is the first time he's ever done this." Trump then asked his son to stand up, and he obliged. Barron briefly waved at the crowd and pumped his fist. Trump then went on to...