I haven't the slightest idea who he is.

I don't have the slightest (idea), but they better come up with something.

What happens now, I haven't the slightest idea,

I don't have the slightest idea what happened. I did four previous spacewalks, never lost an item. ... I have absolutely no explanation for why things came loose.

Officer O'Neal is very considerate toward the other officers, and he was afraid if he was there he would have taken away from that moment for other officers. This is a very special time for them and their families.

I haven't the slightest clue as to why I got more than anybody else.