Demonstrators in support of fast food workers protest outside a McDonald's as they demand higher wages and the right to form a union without retaliation Monday, July 29, 2013, in New York's Union Square. Activists say hundreds of workers have walked off their jobs. They are demanding a minimum wage increase and calling for better benefits. (AP Photo/John Minchillo)

Demonstrators in support of fast food workers protest outside a McDonald's as they demand higher wages and the right to form a union without retaliation Monday, July 29, 2013, in New York's Union Square. Activists say hundreds of workers have walked off their jobs. They are demanding a minimum wage increase and calling for better benefits. (AP Photo/John Minchillo)