Former wife of Amish school house killer shares her story

PHILADELPHIA - September 30, 2013

Now the woman married to him at the time is sharing her story.

Marie Monville's new book is called "One Light Still Shines."

"What I heard from Charlie was about the loss of our first daughter. And in some way he felt he was getting back at the Lord for the loss that we had sustained," she said. "It was suggested to me that all those years of undealt-with depression resulted in a psychotic break."

Monville spoke exclusively to abc's Good Morning America. Read more here.

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