I am going to tell you a story that a powerful state doesn't want you to know about tens of thousands who have disappeared.

Once they get into the hands of the military, they will be tortured brutally.

It's a story so dangerous to tell that for some it's meant ending up on a kill list.

She was seen as a dangerous political actor and tried to Pakistan security, but she was a local hero.

The kill list, a six-part investigative podcast, available now.

Get early access to episodes at cbc.ca slash listen or by subscribing to the cbc True Crime Premium channel on Apple Podcasts.

This is a cbc podcast.

The following program contains adult language.

You're listening to someone knows something from cbc radio.

In 1972, five-year-old Adrian MacKnotten vanished while on a fishing trip in eastern Ontario.

Documentary and David Rigen goes back to the small town he grew up in, searching for answers.

I'm hiking along the rugged shoreline of a small placid lake near Calabogi in eastern Ontario.

There's a honey-cullard dog running past me with a bell on its collar, bringing the sounds of a Christmas that's only a few days away into these unseasonably warm backcountry woods.

The dog's name is Breeze, and she's moving in a zigzag pattern orbiting around a woman who's up ahead, wearing a bright red jacket with a search and rescue patch on it.

It's certainly possible that it's only another 30 meters to the end anyway, and it's pretty steep up on the other side.

That's Kim Cooper, Breeze's handler, and Kim's got a stride that someone twice her height would have trouble keeping up with.

She's watching every move that Breeze makes as if all the life around us depends on her.

It's the first time a dog like Breeze has been here, I think.

Holmes Lake, where five-year-old Adrian MacKnotten disappeared 43 years ago without a trace.

Breeze is a Belgian malinois, like a German shepherd, but different.

And she's very focused in her constant motion on a single outcome.

And today that outcome isn't a rescue, because Breeze is a cadaver dog, and she's trained to find only human remains.

...