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WRT 101 - M. Young: Evaluating News Sources
Learn how to identify appropriate articles and evaluate them
Another good visualization of the news universe is this Media Bias Chart by AllSides to help you easily identify different perspectives and political leanings in the news so you can get the full picture and think for yourself.
A project of the Annenberg Public Policy Center of the University of Pennsylvania that monitors accuracy of "what is said by major U.S. political players in the form of TV ads, debates, speeches, interviews and news releases."