John Mello

And then Alex Hunter, the Boulder County District Attorney, speaks directly to the killer.

And then Alex Hunter, the Boulder County District Attorney, speaks directly to the killer.

Investigators finally felt they had a real break in the case with John Mark Carr. He famously claimed he was with JonBenet when she died.

Investigators finally felt they had a real break in the case with John Mark Carr. He famously claimed he was with JonBenet when she died.

I think it's imperative that we investigate every credible suspect that's been provided.

I think it's imperative that we investigate every credible suspect that's been provided.

You know, no, I don't. And this is a very dark, evil person. I don't know anybody like that.

You know, no, I don't. And this is a very dark, evil person. I don't know anybody like that.

That's correct.

That's correct.

Lou Smith's family, dedicated to keeping the case moving forward, continues to work on whittling down a list they presented to law enforcement in 2020.

Lou Smith's family, dedicated to keeping the case moving forward, continues to work on whittling down a list they presented to law enforcement in 2020.

That technique has solved some old, old dead cold cases. That's what we're asking the police to do.

That technique has solved some old, old dead cold cases. That's what we're asking the police to do.

What will be your message to the Boulder Police Department today? Look, just tell us, are you using one of these very cutting-edge labs to do additional DNA testing? If you are doing additional DNA testing, that's all I need to know.

What will be your message to the Boulder Police Department today? Look, just tell us, are you using one of these very cutting-edge labs to do additional DNA testing? If you are doing additional DNA testing, that's all I need to know.

The family has not lost the will to fight and the will to find the killer. If we can find the killer, then the next generation doesn't have to live with that trauma and the unknown and the speculation. If we leverage the evidence, we follow the facts, we will find this killer.

The family has not lost the will to fight and the will to find the killer. If we can find the killer, then the next generation doesn't have to live with that trauma and the unknown and the speculation. If we leverage the evidence, we follow the facts, we will find this killer.

My dad certainly suffered a tremendous amount, but I think he's focused on life today and enjoying life with his family and grandkids, and he's remarried.

My dad certainly suffered a tremendous amount, but I think he's focused on life today and enjoying life with his family and grandkids, and he's remarried.