Presidential Candidate Bernie Sanders holds Town Hall In Perry, Iowa

PERRY, IOWA - JANUARY 26: Democratic presidential candidate Sen. Bernie Sanders (I-VT) holds a campaign event at La Poste January 26, 2020 in Perry, Iowa. A New York Times/Siena College poll conducted January 20-23 places Sanders at the top of a long list of Democrats seeking the presidential nomination with 25-percent of likely Iowa caucus-goers naming him as their first choice. Candidates former South Bend, Indiana Mayor Pete Buttigieg, former Vice President Joe Biden and Sen. Elizabeth Warren (D-MA) are polling at 18, 17 and 15-percent, respectively. (Photo by Chip Somodevilla/Getty Images)