TWINSBURG, Ohio — For decades, Sally Gaydosh imagined she might hear a knock at the door.
Maybe, somehow, her older brother John A. Walko had survived World War II. Maybe he would appear on the porch and ask whether she remembered him.
“And we waited and we (thought), ‘Oh, we’re sure. We’re sure they’ll find him,’” said Gaydosh, who lives in Twinsburg and is now 96 years old…