Two distant cousins connect online, only to learn that one is a militant leftist and the other is in a right-wing militia. Their story shows the complexities of a timely question: Who's an extremist?

Rittenhouse's lawyers argued that because he had allegedly acted in self-defense the bond should be set at $750,000. But Court Commissioner Loren Keating rejected that argument.

The election season's spotlight on the militia threat is glaring for Eric Parker. Federal authorities consider him a domestic extremist. That hasn't stopped his run for the Idaho legislature.

Armed militias have become a feature at anti-quarantine protests, racial justice marches and monument removals. But after a shooting in Albuquerque, locals say militias are disturbing the peace.

The Southern Poverty Law Center finds that anti-government militia groups grew by more than one-third last year. Several of those groups are based right...

Last month, NPR host Steve Inskeep spoke with several voters from Georgia before and after the first presidential debate. One of those voters was Jimmy...