XIX International AIDS Conference in Washington. Epidemiologist Christopher Beyrer from Johns Hopkins University talks about exclusion of injecting drug users, men who have sex with men and sex workers - in the global HIV/AIDS response.

XVII International AIDS Conference in Mexico City. Closing session with speeches by the Co-chairs Pedro Cahn and Luiz Enrique Soto-Ramírez., as well as the Mayor of Mexico City and the Co-Chairs of the next International AIDS Conference in Vienna in, 2010.