Families remember 9/11 victims 15 years after attacks

Americans remembered the victims of the Sept. 11, 2001 attacks during a 15th anniversary ceremony on Sunday with the recital of their names, tolling church bells and a tribute in lights at the site where New York City's massive twin towers collapsed. As classical music drifted across the 9/11 Memorial plaza in lower Manhattan, family members and first responders slowly read the names and delivered personal memories of the almost 3,000 victims killed in the worst attack on U.S. soil since the 194