Working din din at the G20Obama and Australian PM Kevin Rudd
Obama and Brazil's Da Silva (also Obama's Olympic competition) Rio de Janeiro is in the running with Chicago.
Obama and Mike Froman, deputy NSA
Obama and Germany's re-elected chancellor Angela Merkel
Obama and Russia's Dmitry Medvedev
Obama and Indonesia's president Susilo Bambang Yudhoyono
Obama and China's president Hu Jintao
Obama and Gordon Brown and Nicholas Sarkozy