The problem is getting samples from the bodies. The mtDNA was sampled from direct female line relatives of both victim and suspect, the bodies of the original v

The problem is getting samples from the bodies. The mtDNA was sampled from direct female line relatives of both victim and suspect, the bodies of the original victim and suspect are no longer available for forensic work. It should be reasonably possible to recover some autosomal DNA if mtDNA is available, but what do you compare it to?