When outspoken businessman Donald Trump jumped into the 2016 election with a campaign kickoff in June, few expected him to emerge as a serious player in the Republican nominating fight.
Yet that's exactly what happened - national polls have placed him atop the GOP primary field for months, and he's leading most early state polls. He's earned an avalanche of media attention with his seemingly inexhaustible supply of controversial statements and proposals.
Long before he was a politician, though, he was a celebrity, thanks to his reality TV roles, his real estate empire, and other business interests. Still, even the most well-known public figures have some surprises up their sleeve. How much do you really know about Donald Trump? Take our quiz below and find out!
And make sure you tune into "Face the Nation" this Sunday for a sit-down interview with Trump from Palm Beach, Florida. We'll ask him about 2016 and more. Check your local listings for airtimes.