Any or all of these explained how the leak occurred.

Water stains usually mean that the leak has occurred in the past.

When a current leak occurs, the balance between the two is upset.

"That can be even more problematic because the leaks occur further back into the house."

Federal officials say they do not know when the leak occurred or where the toxic waste went.

Where the leak occurs within the operating system or memory manager.

Rooms have a reduced air pressure so that any leaks occur into the room and not out of it.

Small leaks can occur whether you're a teen or a woman in her 20s and upward.

More leaks had occurred over the past two days.

We learned how the leak occurred, who was responsible, and why.