The al-Shabab militia confirmed that its leader, Aden Hashi Ayro, was killed along with several others.

NPR: Rebel Tied to Al-Qaida Killed in Somalia

According to his lawyers, Hashi says he was detained in Djibouti in June.

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Hashi denies all the charges, according to his American lawyer, Harry Batchelder.

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Hashi's British citizenship was stripped from him just a short time before he was put on a plane to the United States, Batchelder said.

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Then, on December 21, 2012 -- almost a year after he disappeared -- Hashi turned up in a U.S. criminal court in Brooklyn, New York, charged with "material support" of a terror organization, Al-Shabaab, and allegedly training to be a suicide bomber.

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