Deputy Campaign Manager Ari Rabin-Havt briefs members of the media as they wait for the results during a caucus night event of Democratic president...
Democratic presidential candidate Sen. Bernie Sanders arrives at the Iowa Federation Labor Convention on August 21, 2019 in Altoona, Iowa. Candidates...
Alan Nelson , a Bernie Sanders caucus chairperson, speaks to undecided voters at a Democratic Party Caucus at Jackson Township Fire Station on...
Joe Robinson vacuums the carpet before the start of the caucus night celebration party for Democratic presidential candidate Sen. Bernie Sanders at...
Democratic presidential candidate munches on a corn dog as he walks around the Iowa State Fair August 11, 2019 in Des Moines, Iowa. Twenty-two of the...
Caucus attendees wait as votes are tallied for their precinct at a Republican Party Caucus at Keokuk High School on February 1, 2016 in Keokuk, Iowa....
Chairman of the Iowa Democratic Party Troy Price speaks about the technical issues that delayed the Iowa Democratic caucuses results during a news...
Democratic presidential candidate U.S. Sen. Bernie Sanders delivers campaign speech at the Des Moines Register Political Soapbox at the Iowa State...
Supporters of democratic presidential candidate Sen. Bernie Sanders wait for results to come in at his caucus night watch party on February 03, 2020...
Presidential candidate and former US Vice President Joe Biden addresses supporters and curious voters at the IBEW Local 490 in Concord, New Hampshire...
Volunteer tallies votes for a precinct at a Republican Party Caucus inside Keokuk High School on February 1, 2016 in Keokuk, Iowa. Ted Cruz felled...
Republican voters fill the gymnasium of the Adel Elementary School during the first-in-the-nation Iowa caucus in Adel, Iowa, U.S., on Monday, Feb. 1,...
Presidential candidate and former US Vice President Joe Biden greets supporters at a rally at the IBEW Local 490 in Concord, New Hampshire on...
Presidential candidate and former US Vice President Joe Biden greets supporters at a rally at the IBEW Local 490 in Concord, New Hampshire on...
Supporter reacts as Democratic presidential candidate Sen. Bernie Sanders speaks to voters during a campaign rally at Danceland Ballroom January 29,...
Activist Cornell West speaks during a rally for Senator Bernie Sanders, an independent from Vermont and 2016 Democratic presidential candidate, ahead...
Members of the media work on their phones as they wait for the results during a caucus night event of Democratic president candidate Sen. Bernie...
Democratic presidential candidate Sen. Bernie Sanders , with his family, addresses supporters during his caucus night watch party on February 03,...
Supporters wait to enter a caucus night event of Democratic president candidate Sen. Bernie Sanders February 3, 2020 in Des Moines, Iowa. Iowa is the...
Volunteers consult a map of Iowa with divided target voter zones at a field office for Democratic Presidential candidate Bernie Sanders on February...
Volunteer walks with a cup of coffee past a map of Iowa divided in to targeted voter regions at a Bernie Sanders field office on February 1, 2020 in...
Democratic presidential candidate Sen. Bernie Sanders munches on a corn dog as he and his wife Jane O'Meara Sanders walk around the Iowa State Fair...
Democratic presidential candidate munches on a corn dog as he walks around the Iowa State Fair August 11, 2019 in Des Moines, Iowa. Twenty-two of the...
Democratic frontrunner Hillary Clinton takes her campaign to Newton, Iowa about an hour outside Des Moines as she works to beat challenger Bernie...
Democratic frontrunner Hillary Clinton takes her campaign to Newton, Iowa about an hour outside Des Moines as she works to beat challenger Bernie...
Caucus attendees wait as votes are tallied for their precinct at a Republican Party Caucus at Keokuk High School on February 1, 2016 in Keokuk, Iowa....
Man stands outside the headquarters for Democratic presidential candidate Bernie Sanders on January 22, 2016 in Creston, Iowa. Sanders, who is...
Democratic Presidential candidate and U.S. Sen. Bernie Sanders chats with a reprter during a visit to his Iowa campaign headquarters on June 13, 2015...
Clarke Sondermann of Philadelphia and other campaign volunteers work at the campaign headquarters of Democratic presidential hopeful Sen. Bernie...
Cookies made to look like the face of Democratic presidential candidate Sen. Bernie Sanders are served before he speaks at a campaign field office on...
Supporters of US Presidential Candidate and Massachusetts Senator Elizabeth Warren cheer and rally outside of the Democratic Debate at St. Anselm...
Presidential Candidate and US Senator Bernie Sanders gives his response to US President Donald Trump's State of the Union speech to a room of...
Presidential Candidate and US Senator Bernie Sanders gives his response to US President Donald Trump's State of the Union speech to a room of...
Supporters of democratic presidential candidate Vermont Senator Bernie Sanders wait for results to come in at his caucus night watch party on...
Supporters of democratic presidential candidate Vermont Senator Bernie Sanders wait for results to come in at his caucus night watch party on...
Pat Clark speaks on behalf of Democratic presidential candidate Sen. Bernie Sanders on February 3, 2020 in Carpenter, Iowa. Iowa is the first contest...
Former U.S. Vice President Joe Biden, 2020 Democratic presidential candidate, greets attendees during a campaign event in Davenport, Iowa, U.S., on...
Former U.S. Vice President Joe Biden, 2020 Democratic presidential candidate, smiles while speaking during a campaign event in Burlington, Iowa,...
Attendees hold signs as Senator Bernie Sanders, an Independent from Vermont and 2020 presidential candidate, not pictured, speaks during a campaign...
Democratic presidential candidate munches on a corn dog as he and his wife Jane O'Meara Sanders walk around the Iowa State Fair August 11, 2019 in...
Democratic presidential candidate Sen. Bernie Sanders speaks to campaign volunteers during an event at Five Sullivan Brothers Convention Center...
Democratic presidential candidate Sen. Bernie Sanders speaks to the media after boarding the plane at the Des Moines International Airport on...
Democratic presidential candidate U.S. Sen. Bernie Sanders sits in a hotel conference room waiting for the start of an interview with a network news...
Democratic presidential candidate Bernie Sanders leaves the stage during a break as he participate in the MSNBC Democratic Candidates Debate with...
Sen. Elizabeth Warren greets Sen. Bernie Sanders as former Vice President Joe Biden looks on ahead of the Democratic presidential primary debate at...
Democratic presidential candidate Sen. Bernie Sanders speaks to guests during a campaign stop on October 24, 2019 in Marshalltown, Iowa. The 2020...
During a local Republican Party caucus as part of the Iowa Caucus in Fort Madison, Iowa. Fort Madison area Republicans narrowly supported Senator Ted...
Part of the standing room only crowd during a local Republican Party caucus as part of the Iowa Caucus in Fort Madison, Iowa. Fort Madison area...
Mike Short, a caucus chairperson for the Hillary Clinton campaign counts caucus attendees at a Democratic Party Caucus at Jackson Township Fire...
Precinct poster is seen at a Republican Party Caucus inside Keokuk High School on February 1, 2016 in Keokuk, Iowa. Ted Cruz felled long-time...
Senator Ted Cruz, a Republican from Texas and 2016 presidential candidate, greets supporters after being declared the winner of the Iowa caucus...
Democratic presidential candidate Bernie Sanders acknowledges the crowd before speaking during his Caucus night event at the at the Holiday Inn...
Democratic presidential candidate Bernie Sanders stands on stage with his wife Jane O'Meara Sanders during his Caucus night event at the at the...
Democratic presidential candidate Sen. Bernie Sanders laughs as he speaks to supporters during a caucus night party February 1, 2016 in Des Moines,...
Democratic presidential candidate former Secretary of State Hillary Clinton speaks to supporters as Former U.S. President Bill Clinton and daughter...
SDemocratic presidential candidate Sen. Bernie Sanders greets voters during a campaign event at Grand View University January 31, 2016 in Des Moines,...
Democratic presidential candidate Sen. Bernie Sanders speaks during a campaign event at Iowa State University January 31, 2016 in Ames, Iowa. Sanders...
Democratic presidential candidate Sen. Bernie Sanders speaks to campaign volunteers at campaign headquarters January 31, 2016 in Marshalltown, Iowa....
Democratic presidential candidate Sen. Bernie Sanders speaks to campaign volunteers at campaign headquarters January 31, 2016 in Marshalltown, Iowa....