News Wrap: High court hears pivotal labor union case

In our news wrap Monday, the U.S. Supreme Court heard a pivotal case for more than 5 million Americans in public sector unions. The case hinges on whether workers who are not union members should be required to pay dues to cover the cost of collective bargaining. Also, at least 30 people were reportedly killed outside Damascus in the last 48 hours despite a UN call for a 30-day cease-fire.