The local Civil Defense director was promptly alerted to the situation.

Ordinarily, he said, a coordinator would have alerted him to the situation.

Alpha crew, alerted to the situation, had taken over early.

It must have been their death throes that had alerted me to the situation.

Several customers managed to escape and alerted police to the situation.

You will have been alerted, during the weekend, to the serious situation which has arisen again in Cleveland.

Within an hour, media were alerted to the situation and police officers surrounded the house.

We attempted to alert you to the situation but the telephone lines are down.

I only called to alert you to the situation.

He said informeers alerted his office to the situation.