In another shot at wooing younger voters, Obama will also appear on NBC's "Late Night With Jimmy Fallon" show, to be taped while Obama is North Carolina. Obama's trip runs Tuesday and Wednesday.
Jason Delisle, director of the federal education budget project at the New America Foundation, questioned why the Democratic Congress did not make the lower rate permanent in the first place. He noted Obama was on the Senate Education Committee at the time the legislation was drafted.
"The answer is, Well, it's too expensive," he said. "That's it. That's the bottom line. That's the only reason it expires."
Associated Press writer Ken Thomas and AP Deputy Director of Polling Jennifer Agiesta contributed to this report.
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