
Melinda Gates, co-chair of the Bill and Melinda Gates Foundation, left, and Bill Gates, co-chairman of the foundation and also chairman of Microsoft Corp., right, appear during a news conference at the 16th International AIDS Conference, Sunday, August 13, 2006, in Toronto, Ontario, Canada. Bill Gates, whose foundation has spent $2 billion on AIDS research and treatment, called for faster development of gels and pills to give women more control in preventing the disease. Photographer: Norm Betts/Bloomberg News.
NORM BETTS/BLOOMBERG NEWS