Experts describe violent shaking as an insidious killer.

The teenage au pair is accused of murdering an infant.

So she grabs an infant and she shakes them.

Ferguson is accused of shaking his baby to death.

Police says Watts shook the baby.

Shook his daughter oppressly to death.

You can't cause brain damage by shaking without first causing neck damage.

I have never seen a case in which there has been neck damage. None.

Scientists question that syndrome.

If you ask yourself, could this be physically possible, the answer comes up "no."

Physicians across the nation were looking at the scientists questioning it.

There are other conditions that could look just like it. The MRI opened the door for what we said could only be due to Shaken Baby Syndrome.

It is controversy about whether people have been wrongly accused of child abuse.

Audry Edmans has been convicted

been convicted of killing his three month old son.

People are in prison and their convictions

are based on science that has now been

disavowed.

Why is the only person we're concerned about

the person who might have been innocent

who went to jail?

What about the babies who are killed?

They have an idealogy that they

have adopted. It's we are the ones who

know how to recognize child abuse.

We know it was massive injury to the brain

from violent shaking.

Let's look into what the real experts are saying.

Neurosurgeons. Neuropathologists.

Shaken Baby Syndrome is in the realm of pathology.

It threatens the entire Shaken Baby Syndrome industrial complex.

I had absolutely no idea what I was

up against.