Evan Ebel has been in and out of prison for years and was kept in solitary confinement for most of that time.
Evan Ebel and his father, Jack Ebel, in an undated picture. His father said over the time he was imprisoned, Evan went from a person to who was well-spoken to someone who was anxious and agitated.
Evan Ebel's mugshot from 2004.
Evan Ebel in an undated family picture.