Senator Rand Paul speaks to guests at a campaign event at Bloomsbury Farm on April 25, 2015 in Atkins, Iowa. Paul is seeking the 2016 Republican...
Republican presidential candidate Sen. Rand Paul speaks at a campaign event at Drake University on January 28, 2016 in Des Moines, Iowa. The...
Republican presidential candidate Sen. Rand Paul stands on stage after speaking at a campaign event at Drake University on January 28, 2016 in Des...
Rand Paul volunteer rings a cowbell to signify another committed voter for Presidential Candidate Rand Paul at Paul's Des Moines headquarters on...
Republican presidential candidate, U.S. Sen. Rand Paul speaks during a campaign event at the University of Iowa Memorial Union January 31, 2016 in...
Republican presidential candidate Sen. Rand Paul waits in the wings to be introduced at a campaign event at the Holiday Inn on January 30, 2016 in...
Republican presidential candidate Sen. Rand Paul participates in the Fox News - Google GOP Debate January 28, 2016 at the Iowa Events Center in Des...
Senator Rand Paul speaks to guests at a campaign event at Bloomsbury Farm on April 25, 2015 in Atkins, Iowa. Paul is seeking the 2016 Republican...
Sen. Rand Paul and GOP presidential hopeful continues his 'Stand by Rand' tour at the University of Iowa campus on April 10, 2015 in Iowa City, IA....
Republican Presidential Candidate Senator Rand Paul speaks during a campaign rally at the University of Iowa in Iowa City, Iowa, USA on January 31,...
Republican Presidential Candidate Senator Rand Paul speaks during a campaign rally at the University of Iowa in Iowa City, Iowa, USA on January 31,...
Republican presidential candidate, U.S. Sen. Rand Paul speaks during a campaign event at the University of Iowa Memorial Union January 31, 2016 in...
Republican presidential candidate Sen. Rand Paul is introduced at a campaign event at the National Sprint Car Hall of Fame & Museum on January 29,...
Republican presidential candidate Donald Trump smiles as New Jersey Gov. Chris Christie , Jeb Bush , Ohio Gov. John Kasich and U.S. Sen. Rand Paul...
Senator Rand Paul speaks to guests gathered at the Point of Grace Church for the Iowa Faith and Freedom Coalition 2015 Spring Kickoff on April 25,...
Guests listen as U.S. Rand Paul speaks during a breakfast hosted by the Westside Conservative Club at the Machine Shed Restaurant on August 6, 2014...
Republican presidential candidate Sen. Marco Rubio talks to reporters about Sen. Rand Paul and his decision to drop out of the race following a...
Representative of the campaign of Senator Rand Paul, a Republican from Kentucky and 2016 Republican presidential candidate, speaks to Republican...
Pictured: Rand Paul and Chuck Todd appear on "Meet the Press" on Sunday, January 31, 2016 in Des Moines, Iowa --
Pictured: Rand Paul and Chuck Todd appear on "Meet the Press" on Sunday, January 31, 2016 in Des Moines, Iowa --
Rand Paul volunteers operate the phone banks at Paul's Des Moines headquarters on February 1, 2016 in Des Moines, Iowa. Paul volunteers worked the...
Star Wars Imperial Stormtrooper hangs on the wall of the Rand Paul Des Moines headquarters on February 1, 2016 in Des Moines, Iowa. Paul volunteers...
Former Congressman Ron Paul introduces his son, Senator Rand Paul during a caucus day rally at the Des Moines campaign headquarters on February 1,...
Rand Paul campaign volunteers cheer as Paul arrives to speak during a caucus day rally at his Des Moines headquarters on February 1, 2016 in Des...
Senator Rand Paul speaks during a caucus day rally at his Des Moines headquarters on February 1, 2016 in Des Moines, Iowa. The Presidential hopeful...
Senator Rand Paul looks on as his father, former Congressman Ron Paul, spakes during a caucus day rally at the Des Moines campaign headquarters on...
Rand Paul volunteers make calls to potential voters at Paul's Des Moines headquarters on February 1, 2016 in Des Moines, Iowa. Paul volunteers worked...
Rand Paul volunteer, Robert Kemper sits in an office that is being used as storage to make calls to potential voters at the Des Moines campaign...
Rand Paul volunteer, Robert Kemper sits in an office that is being used as storage to make calls to potential voters at the Des Moines campaign...
Rand Paul volunteer, Jack Heimbach makes calls to potential voters at the Des Moines campaign headquarters on February 1, 2016 in Des Moines, Iowa....
Rand Paul volunteers make calls to potential voters at Paul's Des Moines headquarters on February 1, 2016 in Des Moines, Iowa. Paul volunteers worked...
Rand Paul volunteers discuss strategy make calls to potential voters at Paul's Des Moines headquarters on February 1, 2016 in Des Moines, Iowa. Paul...
Signs adorn the wall of the Rand Paul Des Moines campaign headquarters on February 1, 2016 in Des Moines, Iowa. Paul volunteers worked the phones in...
Snacks and diversions at a volunteer's workstartion Senator Rand Paul's Des Moines campaign headquarters on February 1, 2016 in Des Moines, Iowa....
Rand Paul volunteer, Robert Kemper sits in an office that is being used as storage to make calls to potential voters at the Des Moines campaign...
Senator Rand Paul departs after speaking during a caucus day rally at his Des Moines headquarters on February 1, 2016 in Des Moines, Iowa. The...
Rand Paul volunteer, Robert Kemper sits in an office that is being used as storage to make calls to potential voters at the Des Moines campaign...
Former Congressman Ron Paul introduces his son, Senator Rand Paul during a caucus day rally at the Des Moines campaign headquarters on February 1,...
Senator Rand Paul poses for photos with volunteers after speaking during a caucus day rally at his Des Moines headquarters on February 1, 2016 in Des...
Rand Paul volunteers discuss strategy make calls to potential voters at Paul's Des Moines headquarters on February 1, 2016 in Des Moines, Iowa. Paul...
Senator Rand Paul speaks during a caucus day rally at his Des Moines headquarters on February 1, 2016 in Des Moines, Iowa. The Presidential hopeful...
Senator Rand Paul speaks during a caucus day rally at his Des Moines headquarters on February 1, 2016 in Des Moines, Iowa. The Presidential hopeful...
Volunteer makes calls to potential Rand Paul voters at his Des Moines headquarters on February 1, 2016 in Des Moines, Iowa. The Presidential hopeful...
Former Congressman Ron Paul introduces his son, Senator Rand Paul during a caucus day rally at the Des Moines campaign headquarters on February 1,...
Senator Rand Paul speaks during a caucus day rally at his Des Moines headquarters on February 1, 2016 in Des Moines, Iowa. The Presidential hopeful...
Rand Paul volunteers operate the phone banks at Paul's Des Moines headquarters on February 1, 2016 in Des Moines, Iowa. Paul volunteers worked the...
Volunteer makes calls to potential Rand Paul voters at his Des Moines headquarters on February 1, 2016 in Des Moines, Iowa. Paul volunteers worked...
Senator Rand Paul speaks during a caucus day rally at his Des Moines headquarters on February 1, 2016 in Des Moines, Iowa. The Presidential hopeful...
Man checks out a pickup truck after Republican presidential candidate Sen. Rand Paul, R-Ky., departed from a campaign stop with Sen. Charles...
Republican presidential candidate Sen. Rand Paul, R-Ky., left, speaks at a campaign stop with Sen. Charles Grassley, R-Iowa, at the Hy-Vee grocery...
Republican presidential candidate Sen. Rand Paul, R-Ky., departs from a campaign stop with Sen. Charles Grassley, R-Iowa, at the Hy-Vee grocery store...
Campaign promotion lies on the table as a breakfast is interrupted while Republican presidential candidate Sen. Rand Paul, R-Ky., speaks at a...
Republican presidential candidate Sen. Rand Paul, R-Ky., departs from a campaign stop with Sen. Charles Grassley, R-Iowa, at the Hy-Vee grocery store...
Man looks up from his phone as Republican presidential candidate Sen. Rand Paul, R-Ky., greets supporters behind him at a campaign stop with Sen....
Customized truck sporting a RAND 2016 logo outside a breakfast campaign stop for Republican presidential candidate U.S. Sen. Rand Paul at the HyVee...
Zach Butler, unaffiliated with the Paul campaign, eats his breakfast and works from his laptop during a breakfast campaign stop for Republican...
Brochures and donuts at a breakfast campaign stop for Republican presidential candidate U.S. Sen. Rand Paul at the HyVee Market Grille on February 1,...
Jim Ogden gets out of a truck sporting a RAND 2016 logo at a breakfast campaign stop for Republican presidential candidate U.S. Sen. Rand Paul at the...
People look on at a breakfast campaign stop for Republican presidential candidate U.S. Sen. Rand Paul at the HyVee Market Grille on February 1, 2016...
Supporters of Republican presidential candidate Rand Paul campaign for their candidate on a busy street corner during morning rush hour on February...