Here's a more natural version of your text: "What the jury didn't hear in Erin Patterson's trial: unanswered questions and mysterious illnesses" This version keeps the original meaning while sounding more conversational. I
Simon Patterson havde fortalt sin far Don og andre familiemedlemmer, at han troede, hans fraskilte kone Erin havde forsøgt at forgifte ham, før hun inviterede hans forældre og tante og...