PlayITV News political editor Tom Bradby joins Gordon Brown on his first visit to the United States.
During his trip Mr Brown has urged Europe and the US to work together to overhaul the post-Second World War structures of the United Nations, the International Monetary Fund and the World Bank.
The Prime Minister's visit saw him meet the three leading contenders to succeed George W Bush - John McCain, Barack Obama and Hillary Clinton - and his speech was pitched as a direct appeal to them to take up the cause.