the Nuclear Security Summit , Seoul, South Korea. 核安全高峰會 ，漢城， 韓國。

Photographer: SeongJoon Cho/Bloomberg

REUTERS/Larry Downing
- The Washington Post http://www.washingtonpost.com/2012/03/25/gIQATxpJaS_photo.html
Obama Visits DMZ as North Korea Prepares for Rocket Launch - Bloomberg http://www.bloomberg.com/news/2012-03-24/obama-arrives-in-south-korea-for-nuclear-summit-heads-for-dmz.html
核雲罩頂／核安峰會 將發表首爾公報 | 國際焦點 | 全球觀察 | 聯合新聞網
http://udn.com/NEWS/WORLD/WOR3/6986646.shtml

 AP

Pablo Martinez Monsivais/Associated Press

(Reporting By Alister Bull and Matt Spetalnick)
Obama to meet China's Hu on Monday during Seoul summit | Reuters
http://www.reuters.com/article/2012/03/20/us-usa-china-obama-idUSBRE82J14N20120320
President Obama in South Korea - NYTimes.com http://www.nytimes.com/2012/03/27/world/asia/president-obama-in-south-korea.html?_r=1
Images: Some smooth world leaders at the Seoul Summit | Firstpost http://www.firstpost.com/photos/images-some-smooth-world-leaders-at-the-seoul-summit-255924.html
BBC中文網 - 兩岸三地 - 中美同意「協調」對朝發射火箭反應 http://www.bbc.co.uk/zhongwen/trad/chinese_news/2012/03/120326_us_china_korea.shtml

The Free Press: CHINA BURIES SPECULATION ON RIFT http://www.freepressjournal.in/news/54842-china-buries-speculation-on-rift.html

Pablo Martinez Monsivais / AP

Pablo Martinez Monsivais / AP
PhotoBlog - Obama and Medvedev talk nukes in Seoul http://photoblog.msnbc.msn.com/_news/2012/03/26/10866405-obama-and-medvedev-talk-nukes-in-seoul

Susan Walsh / AP

(AFP)
March 27, 2012 « Day in Photos http://blogs.voanews.com/photos/2012/03/27/march-27-2012/
PhotoBlog - Cold or hot mic? Obama covers up the microphone
http://photoblog.msnbc.msn.com/_news/2012/03/27/10883310-cold-or-hot-mic-obama-covers-up-the-microphone

Pablo Martinez Monsivais / AP

AP / The Associated Press
- The Washington Post http://www.washingtonpost.com/2012/03/25/gIQAakvJaS_photo.html
PhotoBlog - Obama visits Korean DMZ http://photoblog.msnbc.msn.com/_news/2012/03/25/10849652-obama-visits-korean-dmz

胡锦涛出席首尔核安全峰会和金砖国家领导人第四次会晤并对柬埔寨进行国事访问 http://www.xinhuanet.com/world/hjtcf201203/index.htm