User-News and the "MSM"

This piece from the San Francisco Chronicle covers a recent study showing lead stories in mainstream news outlets differed significantly from top topics in user-governed news sources (e.g., Digg, Reddit and Del.icio.us).
What sources do you use for news? Should an editor at the Wisconsin State Journal be more trusted when it comes to what's worth running or should you pay attention to rankings based on what's tops among millions of readers/viewers? (The State Journal took some chiding when it set up a system to let readers vote online to pick one story for each day's front page.) What is a legitimate news source? Should news consumers have more of a voice in news decisions?