Barack and Michelle Obama greeting their guests
Dmitry and Svetlana Medvedev upon arrival in Pittsburgh
U.S. and Russian Presidents Barack Obama and Dmitry Medvedev with their wives, Michelle and Svetlana
French President Nicolas Sarkozy and his wife Carla Bruni-Sarkozy upon arrival in Pittsburgh
French First Lady Carla Bruni-Sarkozy
Canadian Prime Minister Stephen Harper and his wife Laureen
Japanese Prime Minister Yukio Hatoyama and his wife Miyuki
U.S. President Barack Obama, his wife Michelle, Australian Prime Minister Kevin Rudd and his wife Therese Rein
British Prime Minister Gordon Brown and his wife Sarah upon arrival in Pittsburgh
U.S. President Barack Obama, his wife Michelle, British Prime Minister Gordon Brown and his wife Sarah
South Korean President Lee Myung-bak and his wife Kim Yoon-ok upon arrival in Pittsburgh
U.S. and South Korean Presidents Barack Obama and Lee Myung-bak and their wives Michelle and Kim Yoon-ok
U.S. President Barack Obama, his wife Michelle, Indian Prime Minister Manmohan Singh and his wife Gursharan Kaur
U.S. President Barack Obama, his wife Michelle, Turkish Prime Minister Recep Tayyip Erdogan and his wife Emine
Brazilian President Luiz Inacio Lula da Silva and his wife Marisa Leticia upon arrival in Pittsburgh
Brazilian President Luiz Inacio Lula da Silva and his wife Marisa Leticia
U.S. and Mexican Presidents Barack Obama and Felipe Calderon and their wives Michelle and Margarita Zavala
U.S. President Barack Obama, his wife Michelle, Swedish Prime Minister Fredrik Reinfeldt and his wife Filippa
U.S. and South African Presidents Barack Obama and Jacob Zuma and their wives Michelle and Nompumelelo Ntuli
