As more states legalize gambling, online sportsbooks have spent billions courting the next generation of bettors. And now, as mobile apps offer 24/7 access to placing wagers, addiction groups say more young people are seeking help than ever before. CBS Reports explores what experts say is a hidden epidemic lurking behind a sports betting bonanza that’s leaving a trail of broken lives. Watch more CBS Reports documentaries that dive into the key issues driving the national and global conversation at cbsnews.com/cbs-reports