McDonald's announced Wednesday a new training program for restaurant workers and supervisors that aims to mitigate issues like bullying, sexual harassment and discrimination.

McDonald’s said Wednesday that it will mandate worker training to combat harassment, discrimination and violence in its restaurants worldwide starting next year.

McDonald’s said it could eventually offer the training globally, but will begin with its 14,000 U.S. restaurants. Some studies suggest harassment is rampant in the fast food industry. But McDonald’s ...