RelationWatch
OSINT Case File

Gabriella Alexis Cartagena Allegedly Murdered by Robert Chilcote, Marinette, Wisconsin, United States

Case Summary

Gabriella Alexis Cartagena, 24, was reported missing on February 4, 2026, in Marinette, Wisconsin. She was last heard in a phone call from Red Arrow Park pleading 'Please don't shoot me.' After an extensive search, she was found deceased from a firearm injury. Robert Chilcote, 29, her boyfriend and coworker, was taken into custody following a high-speed police chase. He was charged with fleeing a peace officer and being a fugitive from justice. An AR-15 rifle was found in his vehicle. The case remains pending.

Verified True
Confidence 4
Incident Date Feb. 4, 2026
Incident Type Murder

Basic Information

Country: United States

State/Province: Wisconsin, United States

City/Region: Marinette

Incident Type: Murder

Relationship Status: Dating

Relationship Duration:

Incident Date: Feb. 4, 2026

Relationship Journey

Relationship Origins:

  • Met at Workplace

Relationship Stages:

  • Dating

Analysis

Contributing Factors:

  • Domestic Conflict

Red Flags:

  • Escalation Pattern / Violence
  • Missing Victim
  • Threats
  • Firearm Access / Concerning Weapon Behavior

Motives:

  • Eliminate romantic partner

Relationship Outcomes:

  • Arrest made
  • Investigation still ongoing
  • Deadbody recovery

People Link Graph

Relationship Journey Graph

1

Origin

  • Met at Workplace

How the relationship or connection began.

2

Status

  • Dating
3

Stages

  • Dating

Important relationship phases recorded for this case.

4

Warning Signals

  • Escalation Pattern / Violence
  • Missing Victim
  • Threats
  • Firearm Access / Concerning Weapon Behavior

Reported red flags or early concern points.

5

Pressure Points

  • Domestic Conflict
  • Eliminate romantic partner

Contributing factors and possible motives from the available sources.

6

Incident

2026-02-04

7

Outcome

  • Arrest made
  • Investigation still ongoing
  • Deadbody recovery

Recorded relationship or case outcome.

Sources

English labels are shown first. Original-language titles are preserved for source verification.

Gabriella Alexis Cartagena Allegedly Murdered by Robert Chilcote, Marinette, Wisconsin, United States

Original language: English

View original title

Missing woman found, suspect in custody after final phone call to family: 'Don't shoot me'

AI Intelligence Assessment

Relationship Pattern

Domestic Violence

Pattern Analysis

The case involves a dating relationship between Gabriella and Robert, with escalating domestic conflict culminating in Gabriella's murder by firearm. The suspect's possession of a weapon and flight from police indicate a violent escalation. The relationship was also a workplace connection, adding complexity to the dynamics.

Investigative Notes

Police conducted an extensive search after Gabriella was reported missing. The suspect was arrested following a high-speed chase involving multiple deputies. Charges include fleeing a peace officer and being a fugitive. The AR-15 rifle found in the suspect's vehicle is key evidence. The case remains pending with ongoing investigation.

Investigation Confusion

Initial uncertainty about Gabriella's whereabouts and condition. The suspect's identity was withheld initially. No reported confusion about the cause of death or suspect identification after arrest.

Case Reconstruction / Puzzle Pieces

Gabriella was last seen and heard in Red Arrow Park on February 4, 2026, during a phone call pleading for her life. She was reported missing and considered involuntarily missing, prompting a search. Robert Chilcote, her boyfriend and coworker, was identified as a person of interest. He fled from police in a red Toyota Prius, leading to a chase and crash. An AR-15 rifle was found in his vehicle. Gabriella was found deceased from firearm wounds. Charges were filed against Chilcote, and the investigation is ongoing.

Risk Assessment

High risk due to firearm access, escalation of violence, and threats. The suspect's flight and possession of an AR-15 rifle indicate potential for further harm or evasion.

Key Takeaways

Early warning signs included a distressing phone call and firearm possession. The rapid escalation to lethal violence underscores the importance of timely intervention in domestic conflicts. The suspect's flight and weapon access highlight risks in similar cases.

AI Case Q&A

What early signals mattered most?

The final phone call from Gabriella pleading 'Please don't shoot me' was the critical early signal.

Which clues helped connect the case?

The suspect's relationship to the victim as boyfriend and coworker, the location at Red Arrow Park, and the discovery of the AR-15 rifle were key clues.

Which evidence types appeared strongest?

The AR-15 rifle found in the suspect's vehicle and the phone call recording were the strongest evidence types.

Witness / Eyewitness Statements

Not reported.

How did follow-up reports change the understanding?

No follow-up reports available beyond initial arrest and discovery of the victim.

What remained unclear?

Exact motive details and relationship dynamics remain unclear pending further investigation.

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