Trump says Islamic State leader was killed in joint mission

By The BriefBrief

Trump said Abu Bakr al-Mainuki was killed in a joint U.S.-Nigerian mission.

WHO: Donald Trump

WHAT: Trump announced that Abu Bakr al-Mainuki was killed in a joint U.S.-Nigerian mission.

WHEN: May 16, 2026 at 4:23 AM ET

WHERE: Nigeria

WHY: Trump said the Islamic State leader was killed in the joint U.S.-Nigerian mission.

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Reporting from 14 identified publishers across this event arc.

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