Fredrick Brennan was getting ready for church at his home in the Philippines when the news of a mass shooting in El Paso arrived. His response was immediate and instinctive.

“Whenever I hear about a mass shooting, I say, ‘All right, we have to research if there’s an 8chan connection,’” he said about the online message board he started in 2013.

It didn’t take him long to find one.

Moments before the El Paso shooting on Saturday, a four-page message whose author identified himself as the gunman appeared on 8chan. The person who posted the message encouraged his “brothers” on the site to spread the contents far and wide

Källa: 8chan, Megaphone for Gunmen, Has Gone Dark. ‘Shut the Site Down,’ Says Its Creator.