https://apnews.com/36cca2a5fb8911132b0d8f0b6a3e5a31

Facebook is facing its toughest challenge yet: an election complicated by a pandemic, a deeply divided nation lured by conspiracy theories and alternate versions of reality. Is it ready? Here are some of the biggest steps and missteps it's taken in the fight against misinformation since 2016.

Nov. 10, 2016: Days after the election of President Donald Trump, Facebook CEO Mark Zuckerberg calls the idea that “fake news” on Facebook had influenced the election “a pretty crazy idea." He later walks back the comment.