Michael Peterson is a famous country singer, and his song “From Here to Eternity” is one of the most popular country songs of all time. Earlier in life, he had suffered a brain injury from smashing concrete blocks with his head, and it left him feeling foggy and confused. His wife, Jill Chambers, is a retired U.S. Army Colonel. She had suffered PTSD after her experience inside the Pentagon while it was attacked on 9/11. Michael and Jill share their amazing stories with Dr. Daniel Amen and Tana Amen.