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Northrop Grumman Employee Charged with Murder After Shooting

1/30/2026

48 8 Full Breakdown

Summary

Story summary

Dylan Blake Chandler shot and killed Joseph Keith Aman during a performance evaluation at a Northrop Grumman facility in Maryland.
Aman confronted Chandler about his job performance, and a third security guard intervened, disarming Chandler.
Chandler is charged with first- and second-degree murder and is held without bond.
Northrop Grumman expressed condolences and is cooperating with the investigation.
A preliminary hearing is set for next month.

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Story summary

Dylan Blake Chandler shot and killed Joseph Keith Aman during a performance evaluation at a Northrop Grumman facility in Maryland.
Aman confronted Chandler about his job performance, and a third security guard intervened, disarming Chandler.
Chandler is charged with first- and second-degree murder and is held without bond.
Northrop Grumman expressed condolences and is cooperating with the investigation.
A preliminary hearing is set for next month.