Forensic Expert

Bluntly stated, she was spying on her employer, gathering evidence her union wanted to document charges of safety violations at the Kermagee Corporation's nuclear plant.

Bluntly stated, she was spying on her employer, gathering evidence her union wanted to document charges of safety violations at the Kermagee Corporation's nuclear plant.

Karen never made it to that meeting with the reporter.

Karen never made it to that meeting with the reporter.

Do you think somebody killed her? There's no question in my mind if someone killed her that night. I think they were trying to stop her in order to get the documents.

Do you think somebody killed her? There's no question in my mind if someone killed her that night. I think they were trying to stop her in order to get the documents.

And those documents she'd agreed to deliver were never found.

And those documents she'd agreed to deliver were never found.

Fifty years later, we've tracked down fragments of Silkwood's story, including a trove of never-before-heard investigative tapes.

Fifty years later, we've tracked down fragments of Silkwood's story, including a trove of never-before-heard investigative tapes.

Mike, you found it. Holy cow, I got goosebumps. And we learned the accident investigator saved something from the crash, something he believed was a smoking gun. He told his daughter on his deathbed to hang on to it. We have the bumper.

Mike, you found it. Holy cow, I got goosebumps. And we learned the accident investigator saved something from the crash, something he believed was a smoking gun. He told his daughter on his deathbed to hang on to it. We have the bumper.

I think it needs to be looked into further. A new investigation into the life and death of America's first nuclear whistleblower.

I think it needs to be looked into further. A new investigation into the life and death of America's first nuclear whistleblower.

Listen to Radioactive, the Karen Silkwood Mystery, from ABC Audio. Listen now wherever you get your podcasts.

Listen to Radioactive, the Karen Silkwood Mystery, from ABC Audio. Listen now wherever you get your podcasts.

In my opinion, and the people that I've had working with me, there's no circumstantial evidence there to indicate that somebody may, another vehicle may have hit the car in the rear.

In my opinion, and the people that I've had working with me, there's no circumstantial evidence there to indicate that somebody may, another vehicle may have hit the car in the rear.

I did not believe that the accident was caused by Karen Silkwood falling asleep at the wheel. and the car just going off the road by itself.

I did not believe that the accident was caused by Karen Silkwood falling asleep at the wheel. and the car just going off the road by itself.