AdvertisementSept. 11 Families Face 'Strange, Empty Void' Without Victims' RemainsSeptember 10, 2016Hansi Lo WangfacebookEmailRussell Mercer replaces old U.S. flags with new ones at the Flushing World Trade Center Memorial at Flushing Cemetery in New York City. His stepson, Scott Kopytko, was killed on Sept. 11. (Alex Welsh for NPR)
