Description:Having established iReport three years ago, CNN is the most established mainstream media organization publishing user generated content. With the launch today of the newly revamped CNN.com, the role of community content has been prominently elevated. It is now a regular section of the site. Although the contributions will labeled as "contributed," it will be more part of the CNN general offering.On Thursday in New York, I interviewed Leilia King who has run iReport from Atlanta.(2:20)