They are the first attack ads by any of the candidates in this race.

The Clinton campaign is planning new attack ads of its own.

But his campaign quickly labeled the radio spot an attack ad.

But would the Democrats consider using it in an attack ad?

"That makes five negative attack ads over the last 10 days."

When attack ads appear on television, they turn them off.

Together, the committees are running attack ads in about a dozen states.

They just earned an attack ad of their very own.

But that last one, about our attacks on attack ads, should indeed engage the media's serious attention.

The Forbes campaign has long said it could turn out attack ads within 24 hours, if necessary.