Mr Duncan, the former chief of Chicago's schools, finds himself in an unprecedented position.

邓肯先生，芝加哥学区的前任首席执行官，发现自己正处在前所未有的位置上。

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Yet none of them would want to find themselves in the same untenable position as Mr Duncan Smith.

ECONOMIST: The Tory leadership

He then produced a raking touchfinder which gained the position for Wales development-squad prop Duncan Jones to drive over from a line out.

BBC: Jenkins saves Cardiff

But Mr Duncan Smith's history puts him in a weak position when it comes to issuing demands for loyalty.

BBC: Profile: Iain Duncan Smith