Please turn on JavaScript. Media requires JavaScript to play.
US President Barack Obama has ended his first visit to China with a trip to the Great Wall.
The US president, who is on a week-long tour of East Asia, is expected to focus on North Korea's nuclear ambitions during talks in Seoul.
What are these?
E-mail this to a friend
One-Minute World News 
Bookmark with:
What are these?
E-mail this to a friend