#jonathan-barney-and-davon-mayfield-1999Tier-2 extracted
Jonathan Barney
● OpenHomicideGeocoded
Incident date
Nov 29, 1999(extracted from narrative)
Recovery location
Howard County, MD
Coordinates
39.2123, -76.8492
Days open
9,686
Victims
ExtractedDavon Mayfield
Case narrative
Source text · highlightedOn Nov. 29, 1999, Jonathan Barney, 19, and Davon Mayfield, 18, were shot and killed on a footpath near the 5800 block of Stevens Forest Road in Columbia. Investigators at the time believe that they were targeted and the incident may have been drug-related.
Modus operandi
Tier-1 + Tier-2Weaponfirearm
Locationpublic_outdoor
Date1999-11-29
Address5800 block of Stevens Forest Road, Columbia
Ageuncertain
Genderuncertain
About these fields →qwen3:14b · 5/27/2026
Recovery location
Geocoded- Latitude
- 39.2123
- Longitude
- -76.8492
- Precision
- Street
- Address
- 5800 block of Stevens Forest Road(extracted)
Possibly related cases (5)
Top 5- Chad JohnsonHoward County, MD · 2001weapon (firearm) · location type (public_outdoor) — 2 mi, 2 yr apart2.0 / 3.5
- Meiko LocksleyHoward County, MD · 2017weapon (firearm) · location type (public_outdoor) — 2 mi, 18 yr apart2.0 / 3.5
- Lincoln HostenHoward County, MD · 1992weapon (firearm) · location type (public_outdoor) — 5 mi, 7 yr apart2.0 / 3.5
- Leon SwainHoward County, MD · 2002weapon (firearm) · location type (public_outdoor) — 6 mi, 3 yr apart2.0 / 3.5
- Jason Erol ArmettaAnne Arundel County, MD · 2009weapon (firearm) · location type (public_outdoor) — 7 mi, 9 yr apart2.0 / 3.5
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