Based on the size of the droplets, Patrick Laturnus testified the blood stains were indicative of spatter, which meant the blood was airborne before hitting the stairs and not the result of transfer from one object to another.
Dr. Silke Brodbeck heads Germany's only institute specializing in bloodstain pattern analysis. Brodbeck thinks that insights into the field of blood stain analysis could force closed murder cases to reopen.
A Winnipeg man who has spent years investigating his mother's death says he has solid evidence that her death was a homicide and not the accident police claim it was. "My mother's death was no accident," Jim Garwood said in an interview with CBC News.