North and South Korean troops have exchanged fire across the border, South Korean officials say.
North Korea fired two rounds towards a frontline unit and South Korean soldiers returned fire three times.
The shooting occurred in Hwacheon, some 90km (56 miles) north-east of the South's capital, Seoul, according to reports from South Korea's YTN TV.
http://www.bbc.co.uk/news/world-asia-pacific-11650810
Note:29 October 2010 Last updated at 11:10 GMT