At one point, Mr. Bencheneb boasted about the man's Canadian origin to a group of Algerian workers, one of the employees recalled.

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X-Men: First Class, released in 2011, took the X-Men storyline back to when Professor X and Magneto were young men and the origin of the group of mutants known as the X-Men and the Brotherhood of the Mutants.

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The focal point is the group's place of origin - Liverpool.

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