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Grieving father of nurse slain by boyfriend recalls killer's terrifying admission on phone call before he turned gun on himself

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Cite

Koenig, M. (2026, November 6). Grieving father of nurse slain by boyfriend recalls killer's terrifying admission on phone call before he turned gun on himself. Daily Mail. https://www.dailymail.com/news/article-16270129/Father-nurse-Andrea-Cantarini-Juan-Cornelio-Diaz-murder-suicide.html?ns_mchannel=rss&ns_campaign=1490&ito=1490

Dated from the outlet's own feed. Check the original for its byline.

Daily Mail · collected 2026-11-06 · by Melissa Koenig

Quick Summary

Rudy Cantarini, an ex-cop, described in detail his phone call with his daughter Andrea Cantarini just before her death. In the 14-minute conversation on Tuesday night, Andrea told him that her boyfriend Juan Cornelio Diaz, a Customs and Border Protection agent, was going to kill her while holding a gun to her head. Police later found both Andrea and Diaz dead from gunshot wounds in their Bronx apartment. The incident is being investigated as a murder-suicide related to a domestic dispute; Andrea had planned to end the relationship, which Diaz could not accept.
Written by AI on 2026-11-06, from this article's own text only (the story summary below draws on all the coverage).

AI analysis

Story summary

On November 6, 2026, Andrea Cantarini, a 37-year-old nurse at St Barnabas Hospital in New York City, was shot dead by her boyfriend Juan Cornelio Diaz during what appears to be a murder-suicide incident. Police arrived around 9 pm and found Andrea deceased from a gunshot wound to the head in their Bronx apartment bedroom. Diaz, a Customs and Border Protection agent based at John F Kennedy International Airport, was also discovered dead nearby with a self-inflicted gunshot wound.

Her father Rudy Cantarini, a former police officer, heard what he believed were three gunshots over the phone as he spoke to Diaz before the incident concluded. Diaz admitted on the call that Andrea was dead and then turned the gun on himself shortly after. The NYPD is investigating this case as a murder-suicide stemming from a domestic dispute, with Andrea wanting to end her relationship due to Diaz's inability to handle it, as described by her father.

Written for “Grieving Father Recalls Killer's Admission” on 2026-11-06, grounded in this article and the 0 other(s) covering the same event.
Why this leaning score
This article does not take a side on a contested political question, so it has no leaning score. That is an answer rather than a gap: a match report or a rescue can be warmly or critically written without being left or right, and scoring it anyway is how approval of a subject gets recorded as a political position.
No political leaning scored for article 133109 · logged 2026-11-06

Story

📰 Grieving Father Recalls Killer's Admission
Crime & Law · 1 article(s) covering the same event.

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How this article was measured signals, leaning charts, publisher record, byline, topics and claims

Signals How these are calculated →

Claims extracted
55
sentences that state something as happening or true
Uncertain
0%
0 of 55 hedged ("reportedly", "may", "according to")
Leaning
not political
takes no side on a contested political question
Publisher signals
70/100
Daily Mail's corrections and hedging, across everything collected from it. Not a measure of accuracy.
Outlets on this story
1
Crime & Law
Same framing elsewhere
1
articles that frame the event the way this one does
Analyzed 2026-11-06 · how these are computed

How this is being covered How these are calculated →

Article leaning vs. publisher reliability
Source leaning vs. consistency

Publisher

Daily Mail · 9625 article(s) · 23 correction(s) detected
Running correction rate · 23 correction(s)

Who wrote this

Melissa Koenig
93 article(s) here · 1 carrying a prediction
🔮 Officers are now investigating the incident as a murder-suicide that stemmed from a domestic dispute, as Andrea's father explained how she wanted to break up with Diaz and, 'He couldn't handle it.
🔮 'Debris has been found away from the impact location and also on the roofs of homes and buildings near the crash site,' the agency shared on X. All of the wreckage that is found at the site will be shipped 'to a secure location for further examination,' officials said.
🔮 Get it done and get it done fast, I'm talking [New York City Mayor Zohran] Mamdani-style and nothing less.
🔮 As soon as the dispatcher answered, the father-of-two could be heard in newly-released audio from the phone call saying: 'Oh my God.
🔮 'May she rest in peace and God watch over her.'
🔮 'I wasn't on the ballot, and if I was, we would have won in a landslide,' Trump wrote on Truth Social.
🔮 The pilot who could be heard in distressing cockpit audio reciting the Lord's Prayer as the Learjet 60 he was flying nosedived in Florida was remembered on Monday as a devout Christian.
🔮 He went on to say he and his co-founders at Retention decided to implement a policy of 'quitting' at 5 or 5.30pm, at which point they would shut off their laptops, stop discussing work and go home to their families.
🔮 NASA Administrator Jared Isaacman spoke out against conspiracy theories emerging online after a Learjet 60 plummeted to the ground in Florida He defended Nathalia Gadelha Filgueiras, 20, who was co-piloting the Learjet 60 on Sunday when it crashed near West Palm Beach It is likely federal investigators will now look at Sunday's weather pattern as they try to determine what caused the Learjet to fall from the sky, Isaacman said, 'but beyond that, it is speculation.
🔮 They're investigating that, so the people can't stay there,' former Greenacres Mayor and current Palm Beach County Commissioner Joel Flores said at a news conference.
Also by Melissa Koenig
Nothing else under this byline is closely related to this article, so these are simply their most recent.
All 93 articles by Melissa Koenig →

Topics

Bronx Facebook New York City New York City's the New York Post

Subjects

Diaz PERSON · 10× Cantarini PERSON · 8× Andrea PERSON · 3× Andrea Cantarini PERSON · 3× Bronx GPE · 2× Facebook ORG · 2× Juan PERSON · 2× Juan Cornelio Diaz PERSON · 2× Rudy PERSON · 2× Rudy Cantarini PERSON · 2×

Narrative

Rudy Cantarini, an ex-cop, listened for 14 terrifying minutes over the phone Tuesday night as Juan Cornelio Diaz, 38, confronted his 37-year-old daughter, Andrea Cantarini, inside their Bronx apartment. He has described how he heard what sounded like three gunshots and his daughter screaming.
framing: assertive · carried by 1 article(s) · first seen 2026-11-06
🔮 Officers are now investigating the incident as a murder-suicide that stemmed from a domestic dispute, as Andrea's father explained how she wanted to break up with Diaz and, 'He couldn't handle it.

Claims (55 extracted, 0 hedged)

The heartbroken father of a New York City nurse who was shot dead by her boyfriend in an apparent murder-suicide has opened up about what the killer told him in the aftermath. asserted
killer → shoot → aftermath
Rudy Cantarini, an ex-cop, listened for 14 terrifying minutes over the phone Tuesday night as Juan Cornelio Diaz, 38, confronted his 37-year-old daughter, Andrea Cantarini, inside their Bronx apartment. He has described how he heard what sounded like three gunshots and his daughter screaming. asserted
daughter → listen → gunshots
At that point, Diaz told him: 'She's gone, Rudy,' the grieving father recounted to the New York Post. asserted
father → tell → Post
When police then arrived at the scene just after 9pm, they found Andrea, a nurse at New York City's St Barnabas Hospital, dead from a gunshot wound to the head in the couple's bedroom. asserted
they → arrive → bedroom
Diaz, a Customs and Border Protection (CBP) agent based out of John F Kennedy International Airport, was also found lying dead from a gunshot wound to the head nearby, New York City police have said. asserted
police → base → head
Officers are now investigating the incident as a murder-suicide that stemmed from a domestic dispute, as Andrea's father explained how she wanted to break up with Diaz and, 'He couldn't handle it. asserted
He → investigate → it
' 'I was on the phone with her for 14 minutes while he was holding a gun to her head,' Rudy previously told the New York Daily News. 'I was begging for her life. asserted
I → hold → life
And he ended up taking her life. asserted
he → end → life
Rudy Cantarini, an ex-cop, listened for 14 terrifying minutes over the phone Tuesday night as his 37-year-old daughter, Andrea, was gunned down by her federal agent boyfriend. asserted
daughter → listen → boyfriend
Cantarini and her boyfriend, Juan Cornelio Diaz, 38, were found dead in their Bronx apartment of gunshot wounds to the head. asserted
Cantarini → find → head
The elder Cantarini described how his daughter had called him at 8.47pm from her apartment, telling him: 'He's going to kill me and he's got a gun to my head. asserted
he → describe → head
'We tried and we begged, the both of us, to let her go. asserted
her → try → us
And he just wouldn't listen.' asserted
he → listen → ?
The heartbroken father said he remembered pleading: 'Please do not, do not kill her, Juan. asserted
he → say → her
It's not too late, Juan, just let her go. asserted
her → let → ?
'And he killed her. asserted
he → kill → her
And then he committed suicide. asserted
he → commit → suicide
' 'I have to live with this the rest of my life,' he added, calling his daughter 'the apple of [my] eye.' She 'was a beautiful woman inside and out' who 'had all kinds of friends,' the grieving father said. asserted
father → have → friends
She was a beautiful kid, family-oriented, domesticated. asserted
She → orient → ?
'We raised her to be a responsible adult,' he said of himself and Cantarini's mother. asserted
he → raise → himself
Andrea Cantarini and Diaz were parents to a six-year-old daughter, and Diaz had a son from a prior relationship. asserted
Diaz → have → relationship
Cantarini, a nurse at St Barnabas Hospital, was going to break up with Diaz, her grieving father has said He described his daughter as the apple of his eye and noted that she had a lot of friends. asserted
she → go → friends
Photos shared on social media showed the couple happily embracing at various events. asserted
couple → share → events
Cantarini's father has since said he was not aware of Diaz having any prior mental health issues. asserted
Diaz → say → issues
But the couple's downstairs neighbor, Kaela, said she and her roommate heard the couple having a loud argument earlier in the week. asserted
couple → say → week
'Me and my roommate were having a conversation about like, at what point do we call the cops?' she told the Daily News. asserted
she → have → News
'And then as soon as we had that conversation, they stopped.' asserted
they → have → conversation
Then on Tuesday, Cantarini's father said Diaz had shut the door on his daughter, waving a gun at her, while their daughter was outside the room, screaming and crying. asserted
daughter → say → room
Cantarini then brought the young girl to her father's house in Poughkeepsie and went to work, as her loved ones begged her to leave her longtime boyfriend. asserted
ones → bring → boyfriend
'Her mother begged her not to go back to the house,' her father said. asserted
father → beg → house
'Two girls at work, her best friends, begged her not to go back there because what happened in the morning was irrational.' asserted
happened → beg → morning
Cantarini and Diaz were parents to a six-year-old daughter, and Diaz had a son from a prior relationship. asserted
Diaz → have → relationship
Cantarini's father said he was unaware of Diaz having any mental health issues prior to Tuesday night's shooting He admitted he didn't know exactly what happened during that early morning encounter, telling the Post: 'I wish I did, because I would have called the police. asserted
I → say → police
'You're waving a gun at my daughter - that's way beyond normal,' he noted. asserted
he → wave → daughter
Hours later, when Cantarini went to get clothes from the apartment she shared with Diaz, her dad said, 'he was waiting for her in ambush.' asserted
he → go → ambush
Soon, Kaela said she and her roommate heard gunshots. asserted
she → say → gunshots
At first, she said they thought the sound was simply trucks backfiring. asserted
trucks → say → ?
But then they also heard 'the thuds of the bodies, which we didn't know at the time it was that. asserted
it → hear → time
'It's awful and upsetting and horrific,' she said of her neighbors' deaths. ' asserted
she → say → deaths
Neighbors in their former building have said Diaz and the victim seemed like a happy and successful family. asserted
Diaz → say → family
…and 15 more, not listed.
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