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

“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.
[…]
The success of this effort would soon illustrate how lies that thrive on raucous online platforms increasingly shape public understanding of major events. As much of the nation mourned, the story concocted on anonymous chat rooms soon burst onto YouTube, Twitter and Facebook, where the theories surged in popularity.”

Link via Garret.