Pope Benedict XVI at Archbishop's House, near Westminster Cathedral in central London, as he awaits the arrival of Britain's Prime Minister David Cameron, Deputy Prime Minister Nick Clegg and acting Labour Party leader Harriet Harman, in central London, Saturday, Sept. 18, 2010. Pope Benedict XVI is on the third day of a four-day visit, the first-ever state visit by a Pope to Britain. (AP Photo/ Stefan Rousseau, Pool)