The Guardian has identified the self-described “national socialist” behind an openly extremist YouTube channel that in just over two months has accumulated 50,000 subscribers, seen more than 2.3m views, and likely made thousands of dollars from YouTube’s revenue-sharing monetization program. Johnathan Christopher “Chris” Booth, 37, lives in the unincorporated community of Coral, a part of Maple Valley Township in Michigan’s Montcalm county and is married to a senior local Republican official. Booth has published more than 70 YouTube videos since May on his Shameless Sperg account, whose graphic design elements feature stylized SS bolts. Titles of his videos-generally a recording...