The main oustanding obstacle is what to do about the banks.

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"We hope that, without any obstacle, he can return to his country, that they (the United States), do not create any obstacle for his return to his homeland, " Mr Mottaki added.

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Unlike marathons and triathlons run on roads and trails, obstacle races cover far shorter distances but ask participants to do far crazier things.

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Republicans simply do not know what to do about the growing divide between those who demand that no obstacle ever be raised to muscular leadership and those who reject unlimited defense spending and unlimited latitude in military intervention.

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In fact, many observers of the FDA feel that regulators could do far more with far less and that the agency has become an obstacle to pharmaceutical and medical device innovation.

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