Sanders Says Projected New Hampshire Win Sends 'A Profound Message'

In New Hampshire Sanders gives his victory speech to supporters

“We won because of your energy,” he said. “Thank you all so much.”

In nearby Hooksett, Clinton delivered a concession speech that she started by congratulating Sanders.

"I know I have a blessed life, but I also know what its like to stumble and fall,” she said. “Its not whether you get knocked down that matters it's whether you get back up.”

Clinton also acknowledged that she has work to do among young voters who have been flocking to Sanders.

“Even if they are not supporting me now,” she said, “I support them.”

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ABC's Liz Kreutz contributed reporting.