Christopher Mathias
Documenting Hate
Despite Crackdowns, White Supremacist and Neo-Nazi Videos Take Stubborn Root on YouTube
The ideas in a treatise by Brenton Tarrant, the alleged gunman responsible for the massacres at two New Zealand mosques, are also circulating on many of the world’s most popular social media platforms.
by A.C. Thompson and Lucas Waldron, ProPublica, and Christopher Mathias, HuffPost,