The Montgomery County woman who calls herself "JihadJane" has confessed to the FBI about her alleged role in a plot to kill a Swedish cartoonist, according to two people close to the investigation.

Colleen LaRose confessed to FBI agents shortly after her October arrest at Philadelphia International Airport, where she had just arrived from London, said the two sources, who spoke on conditon of anonymity.

LaRose, 46, whose arrest was kept quiet until related arrests last week in Ireland, is scheduled to be arraigned this morning at the federal courthouse in Philadelphia.

A federal law enforcement source said LaRose's travels to Europe had included a visit with alleged coconspirators in Ireland.

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