Delores Leonard (C) walks her daughters Emmarie (L) and Erin to school before heading to work at a McDonald's Restaurant in Chicago, Illinois, September 25, 2014. Leonard, a single mother raising two daughters, has been working at McDonald's for seven years and has never made more than minimum wage. Picture taken September 25, 2014. REUTERS/Jim Young (UNITED STATES - Tags: BUSINESS EMPLOYMENT)