Here's one of many relevant excerpts:

> These new emails and documents, however, clearly show that Breitbart does more than tolerate the most hate-filled, racist voices of the alt-right. It thrives on them, fueling and being fueled by some of the most toxic beliefs on the political spectrum — and clearing the way for them to enter the American mainstream.

> It’s a relationship illustrated most starkly by a previously unreleased April 2016 video in which Yiannopoulos sings “America the Beautiful” in a Dallas karaoke bar as admirers, including the white nationalist Richard Spencer, raise their arms in Nazi salutes.