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Crime Solvers Central
302 Cases Solved. Advancing justice for missing persons, unsolved homicides, unidentified and unclaimed remains.

Case Description

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Summary based on the NamUs case record (MP89195) and 1 other source
On a winter day in Phoenix, Arizona, January 21, 2017, a 15-year-old boy named Melchor Sanchez-Pacheco vanished. Originally from Guatemala, the young male was a refugee under the care of an Office of Refugee Resettlement Shelter. The specific details surrounding his departure from the facility are not widely available, but it is understood that he fled the shelter. At the time of his disappearance, he was described as a Hispanic male with black hair and brown eyes, standing at approximately 5 feet 3 inches tall and weighing around 130 pounds. His case was registered with the Phoenix Police Department, who initiated an investigation into his whereabouts.

The circumstances leading up to Melchor's decision to leave the shelter remain unclear in public records. As a Guatemalan refugee, he was part of a vulnerable population of minors who arrive in the United States without parents or legal guardians. These children are placed in shelters under the supervision of the Office of Refugee Resettlement while their immigration cases are processed. The reasons for a minor to flee such a facility can be complex, ranging from a desire to reunite with family members who may be elsewhere in the country to fear or misunderstanding of the legal processes they are facing. Without more information, the specific motivations behind Melchor's actions are unknown, leaving a gap in the narrative of his disappearance.

The investigation into Melchor Sanchez-Pacheco's case has been ongoing since he was reported missing. Law enforcement agencies typically follow protocols for missing children, which can include entering their information into national databases, distributing flyers, and following up on any potential leads. However, cases involving refugee minors can present unique challenges, including potential language barriers and a lack of extensive social networks within the country that can be tapped for information. The overview of this case highlights the disappearance of a teenager from a government-supervised shelter, a circumstance that raises questions about the security and support systems in place for unaccompanied refugee children. The lack of public updates or significant leads over the years has left the case unresolved, a quiet but persistent question in the files of the Phoenix Police Department.

Last Seen: Jan 21, 2017

Links to Additional Sources (1)

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Possible Unidentified Matches (10)

Unidentified remains cases whose details are consistent with this person, ranked by how closely they compare. Fields that are unknown in either case are left out of the score.

84%Moderate
John Doe — Gila Bend, Arizona - unidentified case UP81707
John Doe — Gila Bend, Arizona
UP81707 • Found May 11, 2021
View case
Sex ✓Male
Age 100%Est. 15–18 vs 15 when missing
Race 100%Hispanic
Location 89%50 mi away, same county
TimingFound 4 years after last seen
Height 100%5'4" vs 5'3"
Weight 100%120–140 lb vs 130 lb
Hair 100%Black vs Black
Eyes 100%Brown vs Brown
83%Moderate
John Doe — Arizona - unidentified case UP75357
John Doe — Arizona
UP75357 • Found Jul 24, 2020
View case
Sex ✓Male
Age 100%Est. 18–22 vs 15 when missing
Race 100%Hispanic
Location 83%71 mi away, same state
TimingFound 4 years after last seen
Height 100%5'4" vs 5'3"
Weight 100%120–135 lb vs 130 lb
Hair 100%Black vs Black
Eyes 100%Brown vs Brown
82%Moderate
John Doe — South Mountain, Arizona - unidentified case UP67431
John Doe — South Mountain, Arizona
UP67431 • Found Mar 8, 2020
View case
Sex ✓Male
Age 100%Est. 16–30 vs 15 when missing
Race 100%Hispanic
Location 100%7 mi away, same state
TimingFound 3 years after last seen
Height 100%4'10"–5'2" vs 5'3"
77%Possible
John Doe — southwest of Picture Rocks, Arizona - unidentified case UP67780
John Doe — southwest of Picture Rocks, Arizona
UP67780 • Found Nov 13, 2019
View case
Sex ✓Male
Age 98%Est. 18–32 vs 15 when missing
Race 100%Hispanic
Location 78%90 mi away, same state
TimingFound 3 years after last seen
Height 100%5'0"–5'4" vs 5'3"
77%Possible
John Doe — Granite Tank, Arizona - unidentified case UP66455
John Doe — Granite Tank, Arizona
UP66455 • Found Sep 27, 2019
View case
Sex ✓Male
Age 100%Est. 15–30 vs 15 when missing
Race 100%Hispanic
Location 74%107 mi away, same state
TimingFound 3 years after last seen
Height 100%5'2"–5'7" vs 5'3"
76%Possible
John Doe — Ahan Owuch, Arizona - unidentified case UP93691
John Doe — Ahan Owuch, Arizona
UP93691 • Found Jun 19, 2022
View case
Sex ✓Male
Age 100%Est. 17–30 vs 15 when missing
Race 100%Hispanic
Location 77%91 mi away, same state
TimingFound 5 years after last seen
Height 100%5'1"–5'5" vs 5'3"
76%Possible
John Doe — Pisinemo, Arizona - unidentified case UP88232
John Doe — Pisinemo, Arizona
UP88232 • Found Sep 29, 2021
View case
Sex ✓Male
Age 100%Est. 15–23 vs 15 when missing
Race 100%Hispanic
Location 75%98 mi away, same state
TimingFound 5 years after last seen
Height 100%5'4"–5'8" vs 5'3"
76%Possible
John Doe — Topawa, Arizona - unidentified case UP80630
John Doe — Topawa, Arizona
UP80630 • Found Jan 13, 2021
View case
Sex ✓Male
Age 100%Est. 18–30 vs 15 when missing
Race 100%Hispanic
Location 72%114 mi away, same state
TimingFound 4 years after last seen
Height 100%5'3"–5'7" vs 5'3"
76%Possible
John Doe — Sells, Arizona - unidentified case UP71763
John Doe — Sells, Arizona
UP71763 • Found Mar 9, 2020
View case
Sex ✓Male
Age 100%Est. 16–30 vs 15 when missing
Race 100%Hispanic
Location 74%107 mi away, same state
TimingFound 3 years after last seen
Height 100%5'2"–5'6" vs 5'3"
76%Possible
Unidentified Person — Gila Bend, Arizona - unidentified case UP158272
Unidentified Person — Gila Bend, Arizona
UP158272 • Found Mar 26, 2026
View case
Age 100%Est. 16–25 vs 15 when missing
Race 100%Hispanic
Location 89%50 mi away, same county
TimingFound 9 years after last seen
Height 100%5'3"–5'7" vs 5'3"

These comparisons are generated automatically from public NamUs case data and are not confirmed identifications. Only DNA, dental or fingerprint comparison by investigators can confirm an identity. If you believe two cases are connected, contact the agency handling the unidentified case.

Unidentified photos are blurred because many are post-mortem. Tap a photo to reveal it.