Scott Weinberger

In Utica, New York, the mother of 17-year-old Bianca Devins was awakened by a parent's worst nightmare, a knock on the door from police.

In Utica, New York, the mother of 17-year-old Bianca Devins was awakened by a parent's worst nightmare, a knock on the door from police.

Meanwhile, 911 operators were still fielding calls from concerned friends and followers of Bianca's who had seen her photograph online. But one call was very different from the rest and more disturbing.

Meanwhile, 911 operators were still fielding calls from concerned friends and followers of Bianca's who had seen her photograph online. But one call was very different from the rest and more disturbing.

Law enforcement converged on the location Clark gave the dispatcher, which was a dead-end street near a wooded area of East Utica, just a few miles from Bianca's home.

Law enforcement converged on the location Clark gave the dispatcher, which was a dead-end street near a wooded area of East Utica, just a few miles from Bianca's home.

Now, Anastasia, this may just be the opposite of what some of our listeners may be thinking, which is to rush right in. But actually, it is to slow everything down. Be tactical, methodical on your approach. Situational awareness and threat assessment is key.

Now, Anastasia, this may just be the opposite of what some of our listeners may be thinking, which is to rush right in. But actually, it is to slow everything down. Be tactical, methodical on your approach. Situational awareness and threat assessment is key.

Now, I have been in armed confrontations on the job where the primary goal was to always begin with de-escalation using something that they call verbal judo, which is to use your voice attempting that de-escalation and also to distract your subject when you have a potential victim nearby that you want to get to right away.

Now, I have been in armed confrontations on the job where the primary goal was to always begin with de-escalation using something that they call verbal judo, which is to use your voice attempting that de-escalation and also to distract your subject when you have a potential victim nearby that you want to get to right away.

But as law enforcement did close in, they realized that the young man was not just holding a knife. He also had a camera and he appeared to be live streaming what he intended to be his final seconds alive.

But as law enforcement did close in, they realized that the young man was not just holding a knife. He also had a camera and he appeared to be live streaming what he intended to be his final seconds alive.

Officers moved quickly, but before they could disarm him, Clark turned the knife on himself. The knife was eventually wrestled from his control, and his wound immediately tended to. Incredibly, he had survived the self-inflicted attack. Tragically, the young woman lying next to him was already deceased.

Officers moved quickly, but before they could disarm him, Clark turned the knife on himself. The knife was eventually wrestled from his control, and his wound immediately tended to. Incredibly, he had survived the self-inflicted attack. Tragically, the young woman lying next to him was already deceased.

And while they suspected that the victim was Bianca Devins, her injuries were actually so severe that investigators struggled to visually identify her from her photos.

And while they suspected that the victim was Bianca Devins, her injuries were actually so severe that investigators struggled to visually identify her from her photos.

As you can hear from the officer's body cam audio, police wanted to confirm the victim's identity before they relayed any news to Bianca's family. In these situations, it's important to be sensitive and sure before making any notifications to a victim's family.

As you can hear from the officer's body cam audio, police wanted to confirm the victim's identity before they relayed any news to Bianca's family. In these situations, it's important to be sensitive and sure before making any notifications to a victim's family.

But the reality was inescapable, especially after investigators shared the personal items found at the crime scene, details only those close to Bianca would recognize.

But the reality was inescapable, especially after investigators shared the personal items found at the crime scene, details only those close to Bianca would recognize.