Major UK banks may need to raise more capital as protection against possible future losses, the Bank of England's Financial Policy Committee has said. Bank governor Sir Mervyn King said there were "good reasons" to think current capital ratios did not give an accurate picture of financial health. His comments came as he presented the Bank's Financial Stability Report. The report suggested that the 'Big Four' UK banks need £5bn-£35bn of new capital. However, BBC business editor Robert Peston said, "the precision of this calculation is somewhat to be questioned because it is based on 2011 data and also because it excludes the banks' huge financial trading activities"....Read more here: BBC News - UK banks may need more capital, Bank of England says