L-R: Louise Turpin, attorney John Moore, and David Turpin are seated during a preliminary hearing in Riverside Superior Court in Riverside, California, U.S., June 20, 2018. Picture taken on June 20. Irfan Khan/Los Angeles Times/Pool via REUTERS 

FILE PHOTO: A combination photo shows David Allen Turpin and Louise Anna Turpin (R) making a court appearance in Riverside, California, U.S., May 4, 2018. Frederick M. Brown/Pool via REUTERS 

Louise Anna Turpin (L) and David Allen Turpin make a court appearance in Riverside, California, U.S. May 4, 2018. Watchara Phomicinda /The Press -Enterprise/Pool via REUTERS 

Louise Anna Turpin and David Allen Turpin make a court appearance in Riverside, California, U.S. May 4, 2018. Watchara Phomicinda /The Press -Enterprise/Pool via REUTERS 

Louise Anna Turpin and David Allen Turpin make a court appearance in Riverside, California, U.S. May 4, 2018. Watchara Phomicinda /The Press -Enterprise/Pool via REUTERS 

Louise Anna Turpin (L) and David Allen Turpin (R) make a court appearance in Riverside, California, U.S. May 4, 2018. Frederick M. Brown/Getty/Pool via REUTERS 

Louise Anna Turpin and David Allen Turpin make a court appearance in Riverside, California, U.S. May 4, 2018. Frederick M. Brown/Getty/Pool via REUTERS 

Louise Anna Turpin (L) and David Allen Turpin make a court appearance in Riverside, California, U.S. May 4, 2018. Gina Ferazzi/Los Angeles Times/Pool via REUTERS 

Louise Turpin appears in court with David Turpin (not pictured) in Riverside, California, U.S., February 23, 2018. REUTERS/Damian Dovarganes/Pool 

David Turpin and Louise Turpin glance at one another as they appear in court in Riverside, California, U.S., February 23, 2018. REUTERS/Damian Dovarganes/Pool 

David Turpin and Louise Turpin glance at each other as they appear in court in Riverside, California, U.S., February 23, 2018. REUTERS/Damian Dovarganes/Pool 

Louise Turpin appears in court with David Turpin (not pictured) in Riverside, California, U.S., February 23, 2018. REUTERS/Watchara Phomicinda/Pool 

David Turpin appears in court with Louise Turpin (not pictured) in Riverside, California, U.S., February 23, 2018. REUTERS/Watchara Phomicinda/Pool 

David Turpin appears in court with Louise Turpin (not pictured) in Riverside, California, U.S., February 23, 2018. REUTERS/Watchara Phomicinda/Pool 

Attorney Jeff Moore speaks with Louise Turpin as she and David Turpin (not pictured) appear in court in Riverside, California, U.S., February 23, 2018. REUTERS/Gina Ferazzi/Pool 

Louise Turpin looks over at David Turpin as they appear in court in Riverside, California, U.S., February 23, 2018. REUTERS/Gina Ferazzi/Pool 

Louise Turpin looks over at David Turpin as they appear in court in Riverside, California, U.S., February 23, 2018. REUTERS/Gina Ferazzi/Pool 

Attorney Jeff Moore speaks with Louise Turpin as she and David Turpin (not pictured) appear in court in Riverside, California, U.S., February 23, 2018. REUTERS/Gina Ferazzi/Pool 

David Turpin and Louise Turpin (not pictured) appear in court in Riverside, California, U.S., February 23, 2018. REUTERS/Damian Dovarganes/Pool 

Louise Turpin looks over as she and David Turpin (not pictured) appear in court in Riverside, California, U.S., February 23, 2018. REUTERS/Damian Dovarganes/Pool 

Louise Turpin looks over as she and David Turpin (not pictured) appear in court in Riverside, California, U.S., February 23, 2018. REUTERS/Damian Dovarganes/Pool 

Louise Turpin and David Turpin (not pictured) appear in court in Riverside, California, U.S., February 23, 2018. REUTERS/Damian Dovarganes/Pool 

David Turpin and Louise Turpin (not pictured) appear in court in Riverside, California, U.S., February 23, 2018. REUTERS/Damian Dovarganes/Pool 

David Turpin looks up as he and Louise Turpin (not pictured) appear in court in Riverside, California, U.S., February 23, 2018. REUTERS/Damian Dovarganes/Pool 

Attorney Jeff Moore speaks with Louise Turpin as she and David Turpin (not pictured) appear in court in Riverside, California, U.S., February 23, 2018. REUTERS/Damian Dovarganes/Pool 

David Turpin, appearing in court with Louise Turpin (R), speaks with attorney Jeff Moore (C), in Riverside, California, U.S., February 23, 2018. REUTERS/Damian Dovarganes/Pool 

David Turpin and Louise Turpin appear in court in Riverside, California, U.S. January 24, 2018. REUTERS/Terry Pierson/Pool 

Louise Turpin listens to her attorney Jeff Moore as she appears with her husband David Turpin (L) in court in Riverside, California, U.S. January 24, 2018. REUTERS/Gina Ferazzi/Pool 

David Turpin and Louise Turpin appear in court in Riverside, California, U.S. January 24, 2018. REUTERS/Gina Ferazzi/Pool 

David Turpin (L, seated) and Louise Turpin appear in court in Riverside, California, U.S. January 24, 2018.REUTERS/Gina Ferazzi/Pool 

David Turpin and Louise Turpin appear in court in Riverside, California, U.S. January 24, 2018. REUTERS/Gina Ferazzi/Pool 

David Turpin (L) and Louise Turpin (R) appear in court in Riverside, California, U.S. January 24, 2018. REUTERS/Mike Blake 

Balloons, stuffed animals and flowers are seen in the front yard of the home of David Allen and Louise Anna Turpin in Perris, California, U.S.,January 24, 2018. REUTERS/Mike Blake 

A woman looks over notes attached to a sign showing support for the Turpin children on front door of the home of David Allen and Louise Anna Turpin in Perris, California, U.S.,January 24, 2018. REUTERS/Mike Blake 

A sign showing support for the Turpin children is seen on the front door of the home of David Allen and Louise Anna Turpin in Perris, California, U.S.,January 24, 2018. REUTERS/Mike Blake 

Balloons are seen placed in the front yard of the home of David Allen and Louise Anna Turpin in Perris, California, U.S.,January 24, 2018. REUTERS/Mike Blake 

Balloons, stuffed animals and flowers are seen in the front yard of the home of David Allen and Louise Anna Turpin in Perris, California, U.S.,January 24, 2018. REUTERS/Mike Blake 

David Turpin and Louise Turpin appear in court for their arraignment in Riverside, California, U.S. January 18, 2018. REUTERS/Gina Ferazzi/Pool TPX IMAGES OF THE DAY 

The Robert Presley Hall of Justice, where David Turpin and Louise Turpin appeared in court for their arraignment, is seen in Riverside, California U.S. January 18, 2018. REUTERS/Lucy Nicholson 

David Turpin and Louise Turpin appear in court for their arraignment in Riverside, California, U.S. January 18, 2018. REUTERS/Gina Ferazzi/Pool 

David Turpin (R) and Louise Turpin (L) appear in court for their arraignment in Riverside, California, U.S. January 18, 2018. REUTERS/Gina Ferazzi/Pool 

David Turpin and Louise Turpin appear in court for their arraignment in Riverside, California, U.S. January 18, 2018. REUTERS/Gina Ferazzi/Pool 

David Turpin and Louise Turpin appear in court for their arraignment in Riverside, California, U.S. January 18, 2018. REUTERS/Gina Ferazzi/Pool 

David Turpin and Louise Turpin appear in court for their arraignment in Riverside, California, U.S. January 18, 2018. REUTERS/Gina Ferazzi/Pool 

David Turpin and Louise Turpin appear in court for their arraignment in Riverside, California, U.S. January 18, 2018. REUTERS/Frederic J. Brown/Pool 

David Turpin (R) and Louise Turpin (2nd L) appear in court for their arraignment in Riverside, California, U.S. January 18, 2018. REUTERS/Frederic J. Brown/Pool 

David Turpin (2nd R) and Louise Turpin (L) appear in court for their arraignment in Riverside, California, U.S. January 18, 2018. REUTERS/Frederic J. Brown/Pool 

David Turpin (R) and Louise Turpin (L) appear in court for their arraignment in Riverside, California, U.S. January 18, 2018. REUTERS/Frederic J. Brown/Pool 

David Turpin (2nd R) and Louise Turpin (2nd L) appear in court for their arraignment in Riverside, California U.S. January 18, 2018. REUTERS/Frederic J. Brown/Pool 

David Turpin (3rd R) and Louise Turpin (2nd L) appear in court for their arraignment in Riverside, California, U.S. January 18, 2018. REUTERS/Gina Ferazzi/Pool 

David Turpin (3rd R) and Louise Turpin (L) appear in court for their arraignment in Riverside, California, U.S. January 18, 2018. REUTERS/Gina Ferazzi/Pool 

David Turpin and Louise Turpin appear in court for their arraignment in Riverside, California, U.S. January 18, 2018. REUTERS/Gina Ferazzi/Pool 

David Turpin (2nd R) and Louise Turpin (L) appear in court for their arraignment in Riverside, California, U.S. January 18, 2018. REUTERS/Gina Ferazzi/Pool 

David Turpin and Louise Turpin appear in court for their arraignment in Riverside, California U.S. January 18, 2018. REUTERS/Gina Ferazzi/Pool 

David Turpin (2nd R) and Louise Turpin (L) appear in court for their arraignment in Riverside, California U.S. January 18, 2018. REUTERS/Gina Ferazzi/Pool 

David Turpin and Louise Turpin appear in court for their arraignment in Riverside, California U.S. January 18, 2018. REUTERS/Gina Ferazzi/Pool 

David Turpin (2nd R) and Louise Turpin (L) appear in court for their arraignment in Riverside, California, U.S. January 18, 2018. REUTERS/Terry Pierson/Pool 

David Turpin (2nd R) and Louise Turpin (L) appear in court for their arraignment in Riverside, California U.S. January 18, 2018. REUTERS/Terry Pierson/Pool 

David Turpin appears in court for his arraignment in Riverside, California U.S. January 18, 2018. REUTERS/Terry Pierson/Pool 

Riverside County District Attorney Mike Hestrin announces charges against David Turpin and Louise Turpin in Riverside, California U.S. January 18, 2018. REUTERS/Lucy Nicholson