clean dishes. >> reporter: betty winick's father had a very bad heart. she knew she could lose him soon. thought she was ready. but, she wasn't, not at all. grief like a sledgehammer. >> i don't know if you watch grey's anatomy, but that term, "my person." yes, he was my person. so i went to him for anything and everything. >> reporter: of course, police knew randy had been shot to death and his killer must have taken his car, but they didn't tell betty, or the rest of the family. not right away. >> they kept asking about guns, and i was like, "all right, this is weird." >> reporter: so after a couple of hours, they told you what? >> my father's case was considered a murder case. i think in the back of my mind i already knew it wasn't a natural death. >> reporter: by this time, detectives had pieced together randy's final hours. had collected security camera footage showing randy leaving work at about 5:35 pm, and that video from the mexican take-out place at 7:30. >> thank you so much for choosing santiago's. >> reporter: the restaurant is about a ten m