there in the icu ray kotomski lay deathly ill. killing him, and blood work told the story. ray had somehow ingested a toxic dose of ethylene glycol, antifreeze but it looked as if they figured it out too late. even in small amounts, just a few ounces, it is almost always fatal. ray's daughter monica was with her dad. >> he was just laying in bed. >> how did he look? >> horrible. >> what were you thinking? >> i didn't know what to think because nothing was making any sense. >> ray kotomski had missed the narrow window in which antifreeze poisoning can be reversed. end-of-life discussions with doctors began. as his wife, it was teresa's call. three days after he was admitted to the hospital, teresa told the doctors to let him go. her son, josh, watched teresa make that agonizing decision. >> she was devastated, absolutely devastated. i could see it in her face. >> hard to do? >> uh-huh. >> ray's death was referred to dr. eric vey, the medical examiner in the erie county coroner's office. >> by the time mr. kotomski got to you, antifr