File photo of Paul speaking at the Conservative Political Action conference (CPAC) in Washington

 
File photo of Paul speaking at the Conservative Political Action conference (CPAC) in Washington
US Representative Ron Paul (R-TX) speaks at the Conservative Political Action conference (CPAC) in Washington in this February 11, 2011 file photo. Paul is expected to officially announce on May 13, 2011, that he will run for his party's presidential nomination in 2012. Paul, a Texas Republican and anti-war libertarian, scheduled an appearance in Exeter, New Hampshire, on Friday for what a press release described as a major announcement. REUTERS/Jonathan Ernst/Files (UNITED STATES - Tags: POLITICS)