Roberta Michels-Hopkins vanished when she was 29, but her family only filed a missing person’s report 41 years later. As her granddaughter tries to uncover the mystery behind her disappearance, she’s only left with more questionsRoberta Michels-Hopkins vanished when she was 29, but her family only filed a missing person’s report 41 years later. As her granddaughter tries to uncover the mystery behind her disappearance, she’s only left with more questions