Iran’s nuclear intentions, rare Israeli-Arab contacts following the Gaza pullout and the global fight against terrorism shared the spotlight Friday as a U.N. summit attended by a record 151 world leaders neared an end. The United Nations, marking its 60th anniversary, came under strong criticism for its antiquated management practices. But many world leaders urged the organization to play a bigger role on the world stage in everything from fighting poverty and conflicts to easing the crunch caused by high oil prices.Full Story