If anything's got a chance of solving the world's problems, it's science and technology.

And every breakthrough was the result of somebody doing the breaking through.

I'm David Poe.

This is Unsung Science, the untold creation stories behind the most mind-blowing advances in

science and tech, presented by CBS News and Simon & Schuster.

You can listen to Unsung Science wherever you get your podcasts.

So right here in this general area where the caretaker was living at, when he went for a walk

up this little off-road, when he found her initially.

But when we found Anna Repkinna's body, we were able to see that her feet were probably

down in about this location.

And her head was pointed back towards the forest here.

One of the first things we noticed when we made it our way to this landings, there's

pieces of trash and there was garbage.

One of the biggest pieces of evidence that we found in this case was at KFC Bag.

Along the edge of that clear bag there was a receipt that had the date of the 14th.

So April 14th, which is only a few days prior.

Who was Anna Repkinna?

Anna was 27 years old and she came from a good strong family in Russia.

She wanted somebody to love her, wanted to have kids.

And so that's why she went on to the dating website.

She happened to find Will Hargrove.

He's always trying to make people laugh, making sure that everybody else is happy, trying

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