Mark Jensen sentenced for poisoning wife with antifreeze . Victim 's posthumous death led jurors to panic . `` I hope the court shows the same mercy and compassion that the defendant showed our sister , '' Patrick Griffin , the victim 's youngest brother , said . Defense portrayed victim as depressed woman who committed suicide .
Mark Jensen sentenced for poisoning wife with antifreeze . Victim 's posthumous death led jurors to panic . Defense portrayed victim as depressed woman who committed suicide .