Scientists were at a loss for a ready explanation.

She might have had a ready explanation for where she was that night.

Authorities had no ready explanation for the cause of the downswing.

Even those at Ground Zero don't have a ready explanation.

The fact remains that he has no ready explanation why the killer would take the time and assume the risk of moving the body.

In Albuquerque, there was no ready explanation for the high percentage of white complaints.

And he has a ready explanation for much of his behavior.

No one had a ready explanation for what had just happened.

But he and other economists had no ready explanation for the increase.

There is no ready explanation for the Yankees' pattern in the division series.