Around 50 retired US diplomats have written to US President George Bush to complain about America's policy towards the Middle East. The letter is similar to one written by 52 former British diplomats to UK Prime Minister Tony Blair last week. The former US diplomats complained that President Bush's approach is losing the US "credibility, prestige and friends". They criticised what they say is Washington's unabashed support for Israeli Prime Minister Ariel Sharon. The American diplomats said they were deeply concerned by Mr Bush's endorsement last month of Mr Sharon's plan to withdraw unilaterally from Gaza. 'Great danger' They were...