An undisclosed number of racers have been injured since 2004.

An undisclosed number of firefighters are said to be under observation after being exposed.

Bill Smith has said that this will take an undisclosed number of years to accomplish.

In addition, an undisclosed number of members are still under investigation.

An undisclosed number of other officers also received administrative actions.

But an undisclosed number of executives below them were suspended.

It was another "Out of Area" call from an undisclosed number.

He said the company would begin rolling out the system - now in a limited, but undisclosed, number of stores.

An undisclosed number of others received counseling, which is not considered disciplinary action.

An undisclosed number of government officials will be allowed to watch the execution from a third room.