The preliminary hearing for Chad Isaak who’s accused of killing four people in Mandan in early April will have his hearing moved to August.

Isaak was scheduled to enter his plea next week, May 13th in Morton County court.
Isaak’s defense lawyers and the State’s Attorney came to the agreement, asking to push the court date at least 60 to 90 days. 

A court document refers to the extensive amount of discovery in the case, including a 4 terabyte external hard drive.

The hearing has been moved to August 12th in Morton County.
Chad Isaak is being held at the Burleigh-Morton County Detention Center on 1 million dollars bond.

Isaak is accused of killing four employees at the RJR Maintenance and Management building on April 1st.
He was arrested four days later in Washburn.

KX News has followed the case extensively. To read more, follow the links below.

Mandan Police investigate quadruple homicide at RJR building

Timeline: Mandan Quadruple Homicide Investigation

Remembering the Victims of RJR 
Person of Interest detained in Mandan Homicide case

McLean County deputy helps identify suspect vehicle

Washburn residents share what little they knew about Chad Isaak

RJR returns to normalcy following killings