and that was the crux of the case. it either had to be the water heater or it was murder. that s the bottom line. and if it was murder, how would he have done it? prosecutors believe mark wangler closed all of the heating fence except the ones in kathy s room. then, he must have shut the doors to the furnace room, except the one leading to the garage. he could have started a car or a generator, maybe both, and filled the garage with carbon monoxide. a carbon monoxide with and find the only open path, down the stairs, into the fairness. the deadly gas would then travel through the heating ducts and out the vents in kathy s room. they pointed to pictures taken to kathy s room after she died. can you tell the jury what, if anything, you notice in that particular bedroom? i observed a soot-like marking on the wall, directly above the register, the heat register in their. nobody actually tested that stain on the wall before it was
and the ohio state criminal lap refused to do the testing. it was too unreliable. these people in wisconsin set, we ve never done it before, but we can try it. modal attacked the lab s data, the record keeping and its expertise. prior to your work involvement in this case, you had no previous experience in conducting analysis on ductwork, did you? no, we ve not done ductwork before. and then, this question. did the lab consider other sources of soot? you would agree that candles are potential source of such, correct? yes. that is correct. candles. the wangler house was full of them. according to testimony from several witnesses like side, aired wangler. maybe that is why the heating ducts were full of soot. do you recall if your mother ever burned any [inaudible] all of the time. we had tons of candles. remember those soot stains coming out of the registers in
warrant. by now, he had come to believe that mark weiner was a killer. breitigan thought that when we use the engine of some sort, a portable generator, or maybe the vehicles, to put carbon monoxide into the heating system of his home. killing his wife. the detective wanted somebody to take a closer look inside the heating ducts, from the wing or home. we went in, and dismantled the duct work. we took carpet samples, and the registers out of the house. investigators found a lab from an internal combustion engine could be fined inside the heating ducts. it would be months before they got results. do you have any idea that, as you were living this investigators were still trying to put a case together? we really didn t hear anything for a long time. we don t hear anything. so you plan a trip to zambia, why did you end up? they re one of the churches
he was acting like he was crying, but i didn t see normal stuff when you cry. in the days that followed kathy s death, investigators tested and retested the water heater and other appliances. prosecutors reminded the jury, there was no sign that any appliance had accidentally released carbon monoxide. that was the crux of the case. it either had to be the hot water heater, or was murder. that s the bottom line. if it was murder, how would you done it? prosecutors believe that mark wrangler closed all the heating vents, except for the one in kathy s room. then, he must of shut the doors to the phone s room, except for the one leading the garage. he could ve started a car, or a generator, or maybe both, filling both with carbon monoxide. the carbon monoxide within find the only open path, down the stairs, into the furness. the deadly gas within travel through the heating ducts and