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US Tennis says sorry for using Nazi-era anthem before Germany Fed Cup match | Fed Cup | The Guardian
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Tennis Petkovic deeply embarrassed by national anthem cock-up Petkovic deeply embarrassed by national anthem cock-up - AS USA
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US Tennis Association apologise after a Nazi-era national anthem was accidentally sung before Federation Cup match against Germany | The Sun
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US Tennis Association apologises after Nazi-era German anthem sung at tournament | The Independent | The Independent
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