Korean clashes: Why the escalation in the tensions?

Name: Korean clashes: Why the escalation in the tensions?
Uploaded: 2010-11-23T17:10:32.000Z
Description: South Korea says it has returned fire after North Korea fired around 200 artillery shells onto one of its border islands, in one of the worst clashes since the Korean War ended.

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South Korea says it has returned fire after North Korea fired around 200 artillery shells onto one of its border islands, in one of the worst clashes since the Korean War ended.

The BBC's Bridget Kendall examines the possible causes for the escalation in tensions between the uneasy neighbours.

Asia-Pacific

23 November 2010