CNN Forensic Files July 11, 2014 06:34:00
>> ethylene glycol is toxic in large quantities. the autopsy confirmed david castor ingested a lethal dose. >> the death certificate came back as a suicide. >> under the bed, emergency personnel found a shotgun and a container of antifreeze. investigators wondered if david castor had a gun, why would he use antifreeze to kill himself? >> maybe he didn't use the shotgun under his bed because he wanted to kill himself over 72 hours as opposed to 0.72 of a second. >> another item confiscated during the initial search also raised questions. >> one of the deputies looked in the trash basket in the ...