What is Section 230, the law at the center of Trump's executive order aimed at social media?

President Trump on May 28 signed an executive order seeking to change Section 230, a federal law that protects tech companies from being sued or held liable for most posts, photos and videos shared by users on their sites. Read more: https://wapo.st/3gx6IKd. SPECIAL OFFER: To thank you for your support, here’s a deal on a Washington Post digital subscription: $29 for one year http://washingtonpost.com/youtubeoffer. Subscribe to The Washington Post on YouTube: https://wapo.st/2QOdcqK Follow us: Twitter:   / washingtonpost   Instagram:   / washingtonpost   Facebook:   / washingtonpost