“We went back over to the library,” he said ... David DeKok, author of “Murder in the Stacks: Penn State, Betsy Aardsma, and the Killer Who Got Away,” told Dateline that the answer ...

DeKok is the author of "Murder in the Stacks ... intending to do work at Pattee Library, the main library at Penn State. Aardsma was wearing a sleeveless red dress over a white cotton turtleneck ...

More than 50 years ago, during a quiet Thanksgiving week at Penn State University, a 22-year-old graduate student was stabbed to death in the school library’s stacks—leaving a mystery that continues ...

“We went back over to the library,” he said ... David DeKok, author of “Murder in the Stacks: Penn State, Betsy Aardsma, and the Killer Who Got Away,” told Dateline that the answer ...

"There's still a good deal of mythology on campus about the murder," said Penn State ... was killed inside Penn State's Pattee Library the day after Thanksgiving. She had spent the holiday with ...

UNIVERSITY PARK, Pa. (WJAC) — The murder mystery of a coed stabbed to death in the Pattee Library at Penn State's University Park campus is now 50 years old. Who was the killer, what was the ...

DeKok: Penn State has and had a big problem with ... A library janitor mopped the crime scene because library officials thought she had only fainted. Things were touched and moves.