in fact, i just lost one a couple of weeks before you came to interview me. the driver s license was dusted for fingerprints. none were found. police also looked for fingerprints inside the van dusens jeep, especially on the seat belt. after having applied ninhydrin to the seat belt and allowing it to dry completely, i reexamined the seat belt for the presence of fingerprints and found none. but the killer left behind one piece of evidence. a 9 millimeter bullet found on the floor of the victim s jeep. when investigators searched henry sullivan s apartment, they found a 9 millimeter pistol. investigators found that sullivan was in possession of two 9 millimeter pistols, and that matched with the murder weapon that investigators had
CNN Forensic Files June 12, 2014 07:07:15
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van dusen was pulled from his jeep and shot outside the vehicle. his wife karla was sitting in the passenger seat and was shot through the windshield. but on the steering wheel, investigators found blood which did not come from karla or richard. the samples that were tested from the steering wheel were consistent with being human blood. those samples were tested to develop a dna profile. perhaps the killer nicked his hand while cutting the seat belt to remove karla s body, and the blood dripped on to the steering wheel while he drove the jeep to the dump site. investigators asked their initial suspect henry sullivan for a dna sample. testing showed it was not his blood in the car. sullivan wasn t involved in the crime. so the mystery was how did his car get there? and investigators soon had