Asked why the transponder stopped working, he said that the failure might be "indicating some electrical issue, potentially."

A failure to respond to treatments that would normally work may indicate a need for review of the diagnosis.

He said his agency has not concluded that the failure to turn up records indicates such documents never existed.

To see rusty or broken nails, indicates sickness and failure in business.

And while the failure to lock a door may indicate carelessness, not consent, in this case it does suggest indifference.

The rule's failure to work hardly indicates that the Fed's actions are irrelevant to stock prices.

The Judge said the failure in the four districts indicated that the rules presented too many obstacles for candidates.

His overnight failure to maintain contact indicated a physical breakdown.

But failure to do so more than half of the time at any age may indicate a condition that needs treatment.

Do these failures indicate a serious flaw in a system that has generally served well for 200 years?