North Korea fired several ballistic missiles into the sea after South Korean and U.S. troops began their large annual combined drills, Seoul said.
North Korea resumed ... Surface to Air Missile), known as 'Cheongung'. Cheongung was developed from 2006 to 2011 as a medium-range surface-to-air guided weapon to replace the HAWK missile used ...
"South Korean military has increased surveillance and maintaining readiness posture in close cooperation with the U.S.," South Korea's Joint Chiefs said on Monday.
South Korean and US military exercises called Freedom Shield are due to begin on Monday and run until March 20.