bannon and breitbart, it's usually in connection with what's become known as the alt-right. like many movements, there's no single agreed upon definition of just what that means, there's no membership card, however there are things to look for as our tom foreman tonight explains. >> we just won the lottery. we just stole america back. >> reporter: loud, assertive, often shocking, and never apologetic, the alt-right movement has been hugely energized by the election of donald trump. >> it's now time for the return of men. >> reporter: alt-right stands for alternative right, and it refers to people who think traditional political conservatives are too timid, too tame, too accepting of the status quo, unwilling to engage uncomfortable topics, like what they call racism against white people. >> and that happens all the time to white people in black neighborhoods. they don't just get uncomfortable, they get screamed at. what the [ bleep ] are you doing in this neighborhood? get out of here!