New York City Council speaker and then-mayoral candidate Christine Quinn speaks at a fast-food workers' protest outside a McDonald's in New York in August. A nationwide movement is calling for raising the minimum hourly wage for fast-food workers to $15. Richard Drew/AP hide caption

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McDonald's USA President Jeff Stratton responds to an employee who burst into an event. YouTube screengrab hide caption

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Outside a Taco Bell restaurant in Warren, Mich., early Thursday, supporters of the push by fast-food workers to raise the minimum wage were marching. Jessica J. Trevino /MCT/Landov hide caption

toggle caption Jessica J. Trevino /MCT/Landov

People gathered outside a Wendy's restaurant in New York City on Monday as part of a one-day strike calling for higher wages for fast-food workers. Justin Lane/EPA/Landov hide caption

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