XVII International AIDS Conference in Mexico City. Ending of a panel session on the vaccine trials of the International AIDS Vaccine Initiative (IAVI). Seth Berkley, Alan Bernstein and Omu Anzala respond to questions from the audience.

Daria Hazuda from MSD explains the virology of HIV and talks about the past clinical studies on ARV, in particular integrase inhibitors, which she has been involved in. She also reflects on HIV as an exceptional virus and how to influence a new generation of HIV researchers.

XVI International AIDS Conference in Toronto. Panel discussion on women and AIDS with Melinda Gates, Businesswoman Sheila Johnson, UN Special Envoy Nafis Sadik, and the South African AIDS activist Musa Njoko. Chair of the session is the Journalist Judy Woodruff.