"Clearly this is a mistake, we will apologize to the team and the national Olympic committee and steps will be taken to ensure this does not happen again, " organizers said in a statement.

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In a show of support to her national team, the Duchess wore several versions of the Team GB Olympic Kit designed by Stella McCartney with Adidas.

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Krzyzewski, 66, took over Team USA in 2005, with the national team coming off its worst Olympic performance in the professional era (a bronze medal in 2004), and has since coached the U.S. to a 62-1 record, including gold medals at the 2008 and 2012 Olympics and the 2010 World Championships.

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Then he coolly led the U.S. National Basketball team to Olympic gold.

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English copper mine owners introduced soccer to Spain in the late 19th century, and the national team achieved its first glory when it won the silver medal at the 1920 Olympic Games.

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