My name is Josh Gates, with a degree in archaeology and a passion for exploration.

I have a tendency to end up in some very strange situations.

There has got to be a better way to make a living.

My travels have taken me to the ends of the earth as I investigate the greatest legends in history.

We're good to fly, let's go!

This is Expedition Unknown.

Listen to Expedition Unknown on Spotify, Apple Podcasts or wherever you get your podcasts.

The City of Chicago, the energy pulses like the beat of a drum.

It's raw, it's strong, and we never stop moving.

This city that I love where I've spent my life is the backdrop to the most mysterious case I've ever come across in my professional career.

The Bradley family still resides on the city's south side.

22 years ago, on July 6, 2001, Tracy Bradley comes home from her morning shift and discovers two of her daughters, Diamond and Tiana are nowhere to be found.

The girls are just 10 and 3 years old.

My name is Pamela Childs. I was the police officer for 29 years with the Chicago Police Department.

I retired three years ago as a detective.

I worked in the Special Victims Unit for 21 years of my career.

It's called the Special Victims Unit because those are victims that can't protect themselves or they don't know how to protect themselves.

Which is why I am perplexed by this unsolved case that stuck with me for 22 years, the Bradley sisters.

When the Bradley girls disappeared in 2001, I was a new detective.

I was in the detective division for approximately one month.

We were all sent out, every able body in the city, every able body, and when I say that, I mean every able body that's working for the Chicago Police Department,

including the recruits that were in the police academy were called out and it was the biggest manhunt that the city of Chicago ever had in searching for two little girls that were reported missing on July 6, 2001.

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