see more

SALT LAKE CITY - MARCH 21: Democratic presidential candidate Bernie Sanders speaks at West High School at a campaign rally on March 21, 2016 in Salt Lake City, Utah. The Republican and Democratic caucuses are March 22. (Photo by George Frey/Getty Images)

SALT LAKE CITY - MARCH 21: Democratic presidential candidate Bernie Sanders speaks at West High School at a campaign rally on March 21, 2016 in Salt Lake City, Utah. The Republican and Democratic caucuses are March 22. (Photo by George Frey/Getty Images)