Republican presidential hopeful Ron Paul speaks in this February file photo during an event celebrating Filipino veterans at the Leatherneck Club in Las Vegas, Nevada.
Stan Honda/AFP/Getty Images
PayPal co-founder Peter Thiel, who has donated more than $2.5 million to a superPAC backing GOP presidential candidate Ron Paul, speaks at the National Press Club in Washington, D.C., in October.
Chip Somodevilla/Getty Images
U.S. Rep. Ron Paul, shown at a campaign stop in South Carolina, spoke with NPR's All Things Considered today about the upcoming primaries, the possibility of a third-party run, taxes and other issues.
John W. Adkisson/Getty Images