British PM chairs meeting on possible Greek exit from euro - spokesman

British Prime Minister David Cameron chaired a contingency meeting on a possible Greek exit from the euro zone with finance ministry and Bank of England officials on Monday, his spokesman said. "The government had undertaken an extensive degree of contingency planning during 2012 when there were particular pressures in the euro zone involving Greece. British finance minister George Osborne said on Sunday that Britain was stepping up contingency planning, and that the stand-off between Greece and