Secretary of State Clinton concluded talks in China on trade and security. But the trip was over-shadowed by the plight of a dissident who sought refuge in the U.S. embassy in Beijing. President Obama paid a visit to Afghanistan and outlined the U.S. role in that nation in the years to come. A new picture of Osama bin Laden emerged from newly released documents taken during the raid on his Pakistan compound a year ago. Russia threatened a pre-emptive strike if the U.S. builds a missile shield in Europe. And Egypt’s military pledged to give up power by the end of June. Elise Labott of CNN, David Ignatius of The Washington Post and Elisabeth Bumiller of The New York Times join Diane for analysis of the week’s top international news stories.