Could fast-food's high-tech future hurt jobs?

Thousands of McDonald's restaurants are adding a new feature this year: self-serve kiosks.The new tools are expected to arrive in about 2,500 McDonald's restaurants by the end of the year. The company plans to have them in most of its 14,000 U.S. restaurants by 2020.McDonald's says skipping the traditional cashier is part of its experience of the future. At some locations, you can order food through the company's app and pick it up at the drive-through, or even get table service.Jonathan Alvarez