Victorian court of appeal also to consider whether triple murder and attempted murder convictions should be quashed Erin Patterson argues mushroom murder convictions should be quashed due to ‘catastrophic’ failure of justice Get our breaking news email , free app or daily news podcast Prosecution turns to argument Patterson wasn’t severely ill after beef wellington McWilliams is touching on the prosecution’s argument in its closing address that Patterson was not severely ill after the poisoned beef wellington lunch. Patterson’s lawyers have pointed to evidence heard in the trial, including testimony about her lowered potassium levels. McWilliams says her potassium levels were “clinically noted” but she did not present as having death cap mushroom poisoning after the meal. He says: Whatever