A British-born member of the ISIS terrorist group pleaded guilty on Thursday to eight U.S. criminal charges including lethal hostage taking and conspiracy to support terrorists. Alexanda Amon Kotey, 37, was one of four ISIS terrorists nicknamed “the Beatles” by their captives due to their British accents. The terror cell has been accused of beheading several Western hostages, including four Americans—journalist James Foley, journalist Steven Sotloff, and aid workers Peter Kassig and Kayla Mueller. Two Britons—Alan Henning and David Haines—were also among the victims. London-born Kotey was a UK citizen, but the British government withdrew his citizenship. During a two-hour change of plea hearing at U.S. District Court in Alexandria, Virginia, Kotey pleaded guilty to all eight charges against him, including hostage taking resulting in death and conspiracy to provide material support to a designated foreign terrorist organisation resulting in death. In a prepared summary, Kotey said he left the UK …