As extremist groups become part of the political mainstream, conspiracy theories and hateful rhetoric fuel vitriol and distrust.A new series of documentary shorts out of USA Today looks into why those fringe movements have gained traction.The first episode is all about "the manosphere." It's a growing community united by male-supremacist ideologies amid record high levels of depression and suicide among young men.Midday Edition invited USA Today's Will Carless in studio for a conversation to learn more.Guest:Will Carless, national correspondent covering extremism and emerging issues, USA Today