Democratic presidential candidate Bernie SandersBernard (Bernie) SandersPoll shows 36 percent support Trump's reelection, 43 percent prefer generic Democrat Trump's approval rating holds steady at 45 percent amid government shutdown: poll Senate Dems introduce bill to keep DACA info private MORE told thousands of supporters who turned out for a rally in New York Wednesday night that he doesn't want to let them down.

"Standing here tonight with the support of so many thousands of people is a very humbling experience. It's a very, very moving experience," he told CNN.

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"I'm going to do everything that I can to make sure that I do not let these people down."

The Vermont senator's campaign claimed the rally at Washington Square Park in New York attracted more than 27,000 people, making it one of his largest rallies of the campaign.

Sanders's rival, Hillary ClintonHillary Diane Rodham ClintonPavlich: Mueller’s indictment of the media Poll shows 36 percent support Trump's reelection, 43 percent prefer generic Democrat How the Clinton machine flooded the FBI with Trump-Russia dirt … until agents bit MORE, reportedly drew 1,300 people to a community center for a rally in the city's Bronx borough on Wednesday night.

With less than a week remaining until New York primary, Sanders on Wednesday night vowed that his criticism against Verizon is just the beginning of his battle against corporate America.

“Verizon is just a poster child for what so many corporations are doing today,” he said during the rally. “This campaign is sending a message to corporate America: You cannot have it all."

“If you think you are going to continue to destroy the middle class in this country, if you think you can continue to throw the American worker on the street, you’ve got another guess coming. It ain’t going to happen when I’m president," he continued.

Earlier Wednesday, he joined striking Verizon workers and slammed the telecommunications giant for "trying to destroy the lives of working Americans."