Massachusetts Man Pleads Guilty to Murder-for-Hire Plot with Federal Inmate

Kareem Pires conspired with prisoner Elijah Melton to kill witnesses and federal prosecutors, according to FBI affidavit.

Published on Feb. 27, 2026

Kareem Pires, a 27-year-old Massachusetts resident, has pleaded guilty to conspiracy to tamper with a witness or informant by killing or attempting to kill, in a murder-for-hire plot with federal prisoner Elijah Melton. The two men allegedly plotted to have Melton's cellmate carry out the murders, using code names "Hannah Montana" and "Miley Cyrus" to refer to the targeted federal prosecutors.

Why it matters

This case highlights the ongoing threat of violence and retaliation against the justice system, as well as the challenges in maintaining the safety of witnesses, informants, and prosecutors involved in high-stakes federal cases. It also raises concerns about the potential for criminal activity to spread from within the prison system.

The details

According to an FBI agent's affidavit, Pires and Melton, who was already facing charges of conspiracy to distribute and possess with the intent to distribute fentanyl, plotted to have Melton's cellmate commit the murders. Pires was to provide the cellmate with information and money to carry out the killings, but the cellmate ultimately informed on Pires and Melton.

  • Pires and Melton allegedly plotted the murders while Melton was incarcerated at the Donald W. Wyatt Detention Facility.

The players

Kareem Pires

A 27-year-old Massachusetts resident who pleaded guilty to conspiracy to tamper with a witness or informant by killing or attempting to kill, in a murder-for-hire plot.

Elijah Melton

A federal prisoner at the Donald W. Wyatt Detention Facility, who was facing charges of conspiracy to distribute and possess with the intent to distribute fentanyl and allegedly plotted the murders with Pires.

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What’s next

Pires is scheduled to be sentenced for his role in the murder-for-hire plot on April 15, 2026.

The takeaway

This case serves as a stark reminder of the need for continued vigilance and robust security measures to protect the integrity of the justice system and those who work within it, even from within the prison system.