A member of the audience looks at slides projected on huge video screens during a speech given by Barton Haynes, Director of the Duke Human Vaccine Institute and the Center for HIV/AIDS

 

              A member of the audience looks at slides projected on huge video screens during a speech given by Barton Haynes, Director of the Duke Human Vaccine Institute and the Center for HIV/AIDS
A member of the audience looks at slides projected on huge video screens during a speech given by Barton Haynes, Director of the Duke Human Vaccine Institute and the Center for HIV/AIDS Vaccine Immunology (CHAVI), entitled "The Way Forward For Development of an HIV-1 Vaccine", Wednesday, July 25, 2012, during the XIX International AIDS Conference in Washington. (AP Photo/Carolyn Kaster)