The world’s largest international AIDS conference has kicked off in the United States for the first time in 22 years. Some 20,000 people from around the world, including top scientists, diplomats and activists, are attending the week-long gathering in Washington, D.C. We’re joined by Dr. Elly Katabira, the international co-chair of the AIDS conference and president of the International AIDS Society, and by Melissa Gira Grant, an independent journalist covering the AIDS conference for The Nation magazine. [includes rush transcript]