challenging

Man Charged in Mandan Killings Challenges Search Warrants

Isaak is arguing that authorities did not properly obtain warrants for his property.

BISMARCK, N.D.–A man accused of killing four people at a North Dakota property management company is challenging search warrants and seeking a change of venue. Chad Isaak has pleaded not guilty to four counts of murder in the April 1 shooting and stabbing deaths at RJR Maintenance and Management in Mandan. Isaak, a chiropractor who lived in a mobile home…