Nearly one in 10 children and teens who play video games show behavioral signs that may indicate addiction, a new study reports. The study found 8.5% of those who played had at least six of 11 addictive symptoms, including skipping chores and homework for video games, poor test or homework performance and playing games to escape problems. The research, which is published in the May issue of the journal Psychological Science, is based on a 2007 Harris...