Chapter
Serial Killers in America
08:54 - 18:57 (10:03)
Law enforcement officials estimate there are at least 35 serial killers currently at large in the United States. Ted Bundy was considered a possible suspect in the murder case of Helene, but he was in jail in Florida at the time.
Clips
The case of Helene Pruszynski, who was brutally murdered and raped in Colorado in 1980, remains unsolved.
08:54 - 09:55 (01:01)
Summary
The case of Helene Pruszynski, who was brutally murdered and raped in Colorado in 1980, remains unsolved. She suffered nine stab wounds and had no defensive wounds, indicating that she may have been trying to comply with her attacker in order to survive.
ChapterSerial Killers in America
EpisodeA Promise to Helene
PodcastDateline NBC
Investigators faced challenges in finding Helene Pruszynski's perpetrator due to the limited evidence available and the absence of surveillance cameras; hence, everyone in her life became a suspect.
09:55 - 11:24 (01:29)
Summary
Investigators faced challenges in finding Helene Pruszynski's perpetrator due to the limited evidence available and the absence of surveillance cameras; hence, everyone in her life became a suspect.
ChapterSerial Killers in America
EpisodeA Promise to Helene
PodcastDateline NBC
Unsolved murder case of Helene Pruszynski in 1980 still haunts investigators and her family, whose burden is being shared by a devoted detective even after four decades of the tragic incident.
11:24 - 14:57 (03:33)
Summary
Unsolved murder case of Helene Pruszynski in 1980 still haunts investigators and her family, whose burden is being shared by a devoted detective even after four decades of the tragic incident.
ChapterSerial Killers in America
EpisodeA Promise to Helene
PodcastDateline NBC
Law enforcement officials investigate serial killer confessions to solve cold cases, but they must also verify the validity of the confessions to ensure the real perpetrator is brought to justice.
14:57 - 18:57 (03:59)
Summary
Law enforcement officials investigate serial killer confessions to solve cold cases, but they must also verify the validity of the confessions to ensure the real perpetrator is brought to justice.