7 October 2011 Last updated at 14:25 ET
UK financial firms downgraded by Moody's rating agency
Shares in Royal Bank of Scotland were down more than 3% in afternoon trading
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What is a rating agency?
Moody's has downgraded the credit rating of 12 UK financial firms including Lloyds TSB, RBS, Nationwide and Santander UK.
link-
http://www.bbc.co.uk/news/business-15211230