US prod China to warn North Korea

SEOUL: The security summit that began here on Monday was supposed to be an opportunity for president Barack Obama and other leaders to find ways to keep nuclear material away from terrorists. So far, North Korea has upstaged that agenda.

On Monday, China expressed "serious concern" to its ally North Korea about a planned rocket launch, a US official said after talks between president Barack Obama and president Hu Jintao.

The leaders met a day after Obama made an unusually blunt appeal to Beijing to get tougher with Pyongyang.

Numerous nations have strongly criticized the launch set for mid-April. The nucleararmed North insists it will only put a satellite into orbit, while its opponents say it will test missile technology that could deliver a warhead. Read More