See the stunning images in the 4th annual International Drone Photography Contest
As the International AIDS Conference meets this week in Washington, we collect columnist Michael Gerson’s articles on the disease.
"Studies in Uganda, Kenya and South Africa indicate circumcision halves the risk of adult males contracting HIV through heterosexual intercourse...Researchers hope that broader circumcision will remove a contributor to this deadly cycle." - June 1, 2007.
Photo: A man lays in bed at the Hillcrest Aids Center Trust care center situated at Hillcrest on the outskirts of the city of Durban, South Africa, Thursday, Dec. 1, 2011. Schalk van Zuydam/AP
The contest is accepting entries in one or all of four categories: wildlife, landscapes, underwater and aerials. The grand-prize winner will receive $10,000, publication in National Geographic Magazine and a feature on National Geographic’s Instagram account.