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Trial of Alleged Lockerbie Bombmaker Postponed in Washington D.C.

A federal judge postponed the trial of alleged Pan Am Flight 103 bombmaker Abu Agila Mohammad Mas’ud Kheir Al-Marimi following the discovery of new evidence.

Published August 25, 2026 at 12:49 PM EDT

The short answer

A federal judge postponed the trial of alleged Pan Am Flight 103 bombmaker Abu Agila Mohammad Mas’ud Kheir Al-Marimi following the discovery of new evidence.

Trial of Alleged Lockerbie Bombmaker Postponed in Washington D.C.

The Facts

Who
U.S. District Judge and Abu Agila Mohammad Mas’ud Kheir Al-Marimi
What
Postponement of a terrorism trial for the alleged Lockerbie bombmaker.
When
Monday, August 24, 2026
Where
Washington, D.C.
Why
Discovery of new evidence just before the scheduled start of the trial.

Timeline of what happened

Key dates and decisions, in the order they occurred.

  1. December 21, 1988

    Pan Am Flight 103 explosion over Lockerbie

  2. 2000

    Trial held in the Netherlands for alleged accomplices

  3. 2003

    Libyan government accepts responsibility and agrees to settlement

  4. 2012

    Al-Marimi allegedly admits to building bomb in interview

  5. 2017

    U.S. officials obtain Al-Marimi's interview statement

  6. August 24, 2026

    Judge postpones trial due to new evidence discovery

A federal judge in Washington, D.C., postponed the terrorism trial of Abu Agila Mohammad Mas’ud Kheir Al-Marimi, an alleged bombmaker charged in connection with the 1988 bombing of Pan Am Flight 103. The trial was scheduled to begin on Wednesday, but the court delayed the proceedings on Monday after the discovery of new evidence.

The case stems from the December 21, 1988, explosion of a New York-bound aircraft over Lockerbie, Scotland, which killed 270 people. Al-Marimi, a former Libyan intelligence officer, is the first individual to be prosecuted in a U.S. court for the attack. American officials stated they obtained a 2012 interview in which Al-Marimi allegedly admitted to building the bomb under orders from Libyan intelligence and stated that former leader Moammar Gadhafi later thanked the team.

Family members of the victims, many of whom have waited nearly 40 years for a U.S. trial, expressed mixed reactions to the delay. Stephanie Bernstein, vice president of the advocacy group Victims of Pan Am Flight 103, described the emergence of new evidence decades later as "astonishing" but noted it may increase knowledge of the event. Aphrodite Tsairis, whose daughter died in the attack, stated that further impediments to justice were not surprising given the case's long history.

For the surviving relatives, the trial is a concrete step toward what some described as "putting the period at the end of the sentence." The delay pauses a legal process intended to provide a definitive public record of the roles played by Libyan intelligence and the accused. A person following the case would notice the sudden absence of the expected opening arguments this week and a continued lack of resolution regarding the specific details of the alleged 2012 confession.

The postponement sets a precedent regarding how courts handle the discovery of evidence in decades-old terrorism cases. It also leaves unresolved the questions raised by some family members, such as Bert Ammerman, who argues the incident should be treated as an act of war involving other nations rather than a standard criminal case. What happens next depends on the court's review of the new evidence; the judge did not immediately provide a new start date for the trial or specify the nature of the findings. Al-Marimi remains in U.S. custody.

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Questions readers ask

What happened: Trial of Alleged Lockerbie Bombmaker Postponed in Washington D.C?

A federal judge in Washington, D.C., postponed the terrorism trial of Abu Agila Mohammad Mas’ud Kheir Al-Marimi, an alleged bombmaker charged in connection with the 1988 bombing of Pan Am Flight 103. The trial was scheduled to begin on Wednesday, but the court delayed the proceedings on Monday after the discovery of new evidence.

Who is involved?

U.S. District Judge and Abu Agila Mohammad Mas’ud Kheir Al-Marimi

When did this happen?

Monday, August 24, 2026

Where did this happen?

Washington, D.C.

Why does this matter?

Discovery of new evidence just before the scheduled start of the trial.