I'm afraid I can't let some extreme and unfounded comments go unchallenged.

BBC: Is Marion Jones right to drop coach?

"I'm afraid I can't say more, " he teases.

FORBES: Three men and a Web idea

I'm afraid I can't do that.

NPR: Space Race Permeated Pop Culture

I'm afraid that's all I can remember.

BBC: Police forced retirement 'justified'

I'm afraid this kind of joy can't last.

NPR: Rock 'n' Roll Singer Gene Pitney

I'm afraid I think that people only make such compacts once they've exhausted all of the possible benefits they can see to violence, and I don't think we're there yet.

NPR: Early Divisions at Root of Sunni-Shia Conflict