Pound falls again as agency downgrades outlook for UK's credit rating to 'negative'Fitch takes aim at the apparent conflict between government policy and Bank of England action to fight inflation, warning that it is concerned by the levels of borrowing the chancellor is likely to need to fund the growth plan.Financial markets delivered a stinging verdict on the package, dubbed a growth plan by Kwasi Kwarteng, with sterling eventually plunging to an all-time low against the dollar.Investors also demanded higher rates of return for holding UK government debt, with the Bank of England later intervening to buy long-dated bonds to prevent a crisis for pension funds.The UK currency was, however, trading back towards $1.13 on Thursday morning though that partly reflected a rekindling of dollar strength after further oil market turbulence.It added: "Although the government reversed the elimination of the 45p top rate tax... the government's weakened political capital could further undermine the credibility of and support for the government's fiscal strategy.""