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Let me read to you some of the drugs that I have read that you have taken.

Testosterone, turn a bowling, and parable.

Those are powerful drugs.

Yes, these are all steroids.

I was an untouchable, a sacred athlete.

Tonight you'll hear how this former Russian track star and her husband exposed Russia's top secret doping program

and damning details about just how far it was willing to go to win Olympic gold.

It's clearly the final nail in the coffin for Russian track and field.

This is what is left of the ancient Yazidi city of Sinja.

We put a camera on a drone to try to capture the enormity of the devastation.

Isis sees the Yazidis as devil worshipers, and their policy here was total annihilation.

What you're looking at is a thousand years of civilization reduced to rubble in 15 months of terror.

It may surprise you to hear that Oklahoma is the most earthquake-prone state in the continental US.

In 2009, there were on average two earthquakes per year of magnitude three or greater.

Last year, there were 907.

What's more astonishing is that nearly all of Oklahoma's earthquakes are man-made.

What quick app do you use?

I use the one.

These Oklahoma's say they check their phone apps to track earthquakes around the state.

This must be unnerving.

It's no way to live.

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