January 30, 2009 1:32 pm Kids Craving Violence New research says the more kids are exposed to violence, the more they crave it. How can you tell if your kid has seen too much? US & World Videos 0:37 Ex-Abercrombie CEO arrested on sex trafficking-related charges 9:07 Selena Gomez and Benny Blanco's sweetest moments 0:31 The price to watch Lionel Messi in Los Angeles 2:13 Real-life ‘Karate Kid' meets his inspiration 2:12 What to expect in court as Trump faces 2020 election charges in DC