Mark Jensen, 48, of Pleasant Prairie, WI, is accused of poisoning and suffocating his wife Julie Jensen, 40. Dr. Barry Rumack, a medical toxicologist and former director of the Rocky Mountain Poison and Drug Center in Denver, testified as a poison expert witness that he read many of the prosecution experts’ reports and believes Julie Jensen committed suicide. Pathology expert witness John Scott Denton backed up Rumack’s testimony. Denton has handled dozens of ethylene glycol deaths.
The prosecution called computer expert witness Martin Koch. Koch showed the Internet history on the Jensen’s computer, which included a number pornagraphic Web sites which had been deleted by the user days before Julie Jensen died.