charles augustine suffered a stroke. kathy spent long hours by his bedside. r a time he seemed to improve. but after weeks in the hospital charles augustine took a sudden turn for the worse. he suffered massive organ failure and died. >> and this was a total shock. because just days before we were talking about rehabilitation and we were talking about who's going to take care of this person. >> it turns out charles augustine would not rest in peace. and for kathy augustine charles's death would be just the beginning of a bizarre chain of events. she would marry again, but when settling into her new life, storm clouds would gather. enemies and a murder investigation loomed on the horizon. >>> coming up -- just three years after her former husband's sudden death, kathy augustine's health also takes a mysterious turn for the worse. >> something's wrong with my wife. she's not breathing. what makes the sleep number store different? you walk into a conventional mattress store, it's really not about you. they say, "well, if you want a firm bed you can lie on one of