Portraits from the UN General Assembly

Pham Gia Khiem, Deputy Prime Minister and Foreign Minister of Vietnam
"This one was extremely rushed. He had been interviewed by Bloomberg News and I was running late myself. As we were walking there, I was getting text messages on my Blackberry like 'You have four minutes to get here,' 'You have three minutes to get here', and it continued until we arrived with one minute to spare. They asked us to shoot using the Bloomberg tv lights, but we pushed back and got them to give us an extra minute or so to set up our own gear."

• Top Ten United Nations Moments