The President began his dayt by chairing a Special Session of the UN Security Council devoted to nuclear proliferation.

At noon the President and British Prime Minister Gordon Brown co-shaired the Friends of Pakistan leaaders meeting.

The President then departed New York for Pittsburgh to attend the G-20 summitt.

The Presidents and the First Lady greeted the leaders as they arrived at the Phipps Conservatory and Botanical Gardens.

The Leaders of the G-20 then attended a working dinner.