The most profane of candidates is revitalizing his campaign by appeals to religious tribalism.

His reliance on relentless coverage could doom his campaign.

Trump disavows data collection, while Clinton is employing it to her advantage.

But her decision will tell us more than usual about what kind of president she wants to be.

Trumpism has to be thrashed at the ballot box if we want to detoxify American culture.

The Republican nominee's canine obsession is a window into his mind.

He's too close to achieving a decades-old dream of conservative revolution.

Our analysis of every primary-season attack ad reveals how Donald Trump defied the conventional wisdom.

Why the left should be relieved that Clinton needs Obama's help.