The incident with the phone was just the beginning. Over time, John's temper became more frequent and violent. Sarah would try to avoid triggering his anger by being more careful, but it seemed to make no difference. John's rage would build up until something small would set him off, and then he would lash out at Sarah and the children.

One evening, Sarah was cooking dinner when John walked in the door. He looked tired and stressed, and Sarah knew that he was on the verge of a meltdown....