They farm tilapia - mostly in China. Sporns says the U.S.has an international certification process that is rigorous and will catch potential problems.

VOA: standard.2010.05.27

The process is rigorous and involves multiple levels of review within and outside the newsroom.

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Citigroup joins peers Bank of America, UBS and Barclays who are all undergoing a process of rigorous business model streamlining.

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As a result, the recruiting process is rigorous.

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