In South Korea, Seoul's subway officials are under increasing fire for travel chaos shortly after the newly extended section of the underground line became operational.

A number of prominent South Korean activists are calling on their government to lift sanctions on North Korea. The punitive measures were taken against the North after a South Korean vessel was hit in disputed waters five years ago. Seoul blames Pyongyang for the deadly incident and demands an apology.

North Korea rejects allegations of involvement in hacking South Korean nuclear power plant operators.

The United States says it has conducted surveys of potential sites for its anti-ballistic missile batteries in South Korea. Washington has indicated that it does not need permission from Seoul for the controversial deployment. The explosive statement comes as North Korea test-fired seven rockets in response to joint U-S-South Korean military drills.

Seoul says North Korea has fired seven surface-to-air missiles into the sea.

The US ambassador to South Korea suffers injuries following an attack by an armed assailant.

Education, business and government experts from around northeast and southeast Asia have converged on South Korea's capital city. They're in Seoul for a conference to discuss the key role technology plays in education and the race for global talent.

South Korea and the US say they will conduct their annual joint military drills in March rather than the usual February date.

Thursday is the day for celebrating another New Year; the Lunar New Year. In South Korea, many people return to their hometowns to visit their families. Others mark the occasion with festivals in special traditional villages. In one such village, our correspondent Frank Smith investigates some of the Lunar New Year traditions.

Ice fishing festival in Hwacheon