Seoul, Rabi'I 22, 1434, Feb 3, 2013, SPA - South Korean President Lee Myung-bak has ordered government agencies to be on the alert for a possible nuclear test by North Korea, his spokesman said Sunday, as neighboring countries put pressure on Pyongyang to scrap its plan. Lee made an unannounced visit Sunday to the underground bunker of the presidential compound Cheong Wa Dae, which serves as the national crisis management center, said Park Jung-ha, the president's spokesman, according to a report of South Korean News Agency 'Yonhap.' --SPA 12:22 LOCAL TIME 09:22 GMT www.spa.gov.sa/1074621