Inventor Wu Yulu and his family with their various robots. He sees his participation in this alternative exhibition to Shanghai's lavish World Expo as a chance to "win glory" for China's peasants. Courtesy Lin Yi for Cai Studio hide caption

Miguel Herrera gets an H1N1 vaccine from the Kern County Public Health Department's makeshift clinic, which was set up at a swap meet in Bakersfield, Calif. Elizabeth Weiss for NPR hide caption

Iranian President Mahmoud Ahmadinejad addresses the Nuclear Nonproliferation Treaty conference Monday at United Nations headquarters. Richard Drew/AP hide caption