government learned of a threat several weeks ago. U.S. officials have told Reuters the information gleaned from a U.S. commando raid in January in Yemen that targeted al Qaeda in the Arabian Peninsula included bombmaking techniques. AQAP, based in Yemen, has plotted to down U.S. airliners and claimed responsibility for 2015 attack on the office of Charlie Hebdo magazine in Paris. The group claimed responsibility for a Dec. 25, 2009, failed attempt by a Nigerian Islamist to down an airliner over Detroit. The device, hidden in the underwear of the man, Umar Farouk Abdulmutallab, failed to
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