 in the United States every 40 seconds. Last year, the National Center for Missing and Exploited Children worked on nearly 29,000 cases. Today, 90% of those cases are resolved. The U.S. Marshals Service wanted to raise that number to 100. It has a special task force to find missing children before they end up being trafficked into gangs, prostitution, or even worse. The task force just wrapped up its second-ever nationwide operation, and NewsNation was there for the ride.