How is the perpetrator just fleeing from these scenes?

It's like, okay, you can walk into a store and maybe go on detected because you're just

walking in as a customer and no one's going to pay attention to you.

But now you're shooting somebody.

So how is it that the perpetrator is getting in and out of these crime scenes with no one

seeing them, which is disappearing into the night?

I'm Scott Weinberger, investigative journalist and former deputy sheriff.

I'm Anna Sige Nikolasi, former New York City homicide prosecutor and host of investigation

discoveries through conviction.

And this is anatomy of murder.

In most of the homicides we cover here on AOM, there is a common denominator.

Investigators are able to uncover a possible mode of to the murder or a reason why the killer

decided to take a life.

And knowing those critical details can be crucial in IDing a suspect.

And then there are those cases that the murder just doesn't make sense whatsoever.

For today's case we spoke with Melissa Carvajal and I have to give a full disclosure here.

She's someone I know very well.

I got to know her as a young ADA when she first came to homicide many years ago.

And I watched her grow in her skillset, but at the end of the day, she also became a close

friend.

Anna Sige is the best.

She made me want to continue with my career at the ZA's office and made me want to have

...