Gbp/usd - 1.6848 ... The Bank of England extended its quantitative easing program, raising the size of its bond purchase scheme to an unexpectedly large 175 billion pounds fm 125 billion. At the same time, the BOE held interest rate unchanged at 0.50%. The British pound tumbled to as low as 1.6825 after the announcement. Offers are lined up fm 1.6875 to 1.6900 n more selling interest is tipped at 1.6930, 1.6950/60 n further out at 1.6980/90.