It was only in the morning that the escape was discovered.

The escape would have been discovered by now, he knew.

That meant they had been gone anywhere from a few minutes to an hour when their escape was discovered.

Regulations required a count of prisoners at such times and their escape was discovered before they could get away.

With no means of leaving the island, West had no choice but to remain in his cell until the escape was discovered the next morning.

If their escape had been discovered they were not yet pursued.

The sound of a cannon signals that Angelotti's escape has been discovered.

Their escape must have been discovered by this time.

It wouldn't be long before this new escape was discovered, which would bring more pursuers.

When my escape was discovered, armed men were sent to hunt me down like some wild beast.