“The article’s allegation is not true,” a Facebook spokesperson said. “We did not build and withhold any News Feed changes based on their potential impact on any one political party. We always work to make News Feed more meaningful and informative, and that includes examining the quality and accuracy of items shared, such as clickbait, spam and hoaxes.”
A recent BuzzFeed investigation found that 38% of posts shared from three large right-wing politics pages on Facebook included “false or misleading information,” and that three large left-wing pages did the same nearly 20% of the time. A follow-up investigation by BuzzFeed revealed how teenagers in Macedonia create fake, pro-Trump news stories that are designed to go viral on Facebook.
President Obama recently called out Facebook’s role in spreading fake news for creating a “dust cloud of nonsense.” (Source)