Democratic presidential candidate Sen. Bernie Sanders, I-Vt., speaks at a campaign rally in Los Angeles on March 23. His campaign reported on Tuesday that it raised $18.2 million through the end of the first quarter of the year.

Democratic presidential candidate Sen. Bernie Sanders, I-Vt., speaks at a campaign rally in Los Angeles on March 23. His campaign reported on Tuesday that it raised $18.2 million through the end of the first quarter of the year.