Original sentence: Media Matters for America, a news group which is a self-described  "web-based, not-for-profit, progressive research and information center dedicated to comprehensively monitoring, analyzing, and correcting conservative misinformation in the U
Edited sentence: Media Matters for America, a liberal news group which is a self-described  "web-based, not-for-profit, progressive research and information center dedicated to comprehensively monitoring, analyzing, and correcting conservative misinformation in the U