Personal bias 

This article contains the personal bias of the indivuals that wrote the article. While it does cite sources, the context in which they're used implies that violent video games are linked to violence in youths. However this is not the case and their is evidence to deny this claim and actually support the exact oppisite idea. This topic was investagated by Penn and Teller in their HBO special Bullsh*t. They found evidence from numerous sources that supported their thesis that video games help decrease the rate of youth violence.