We studied thousands of anonymous posts about the Parkland attack — and found a conspiracy in the making - The Washington Post

Forty-seven minutes after news broke of a high school shooting in Parkland, Fla., the posters on the anonymous chat board 8chan had devised a plan to bend the public narrative to their own designs: “Start looking for [Jewish] numerology and crisis actors.” The voices from this dark corner of the Internet quickly coalesced around a plan of attack: Use details gleaned from news reports and other sources to push false information about one of America’s deadliest school shootings.....

https://www.washingtonpost.com/business/economy/we-studied-thousands-of-anonymous-posts-about-the-parkland-attack---and-found-a-conspiracy-in-the-making/2018/02/27/04a856be-1b20-11e8-b2d9-08e748f892c0_story.html