North Korea test-fires 'multiple' ballistic missiles as US-South Korea war games begin
"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.
North Korea fires ballistic missiles after U.S. and South start annual joint drills, Seoul says
North Korea fired several ballistic missiles into the sea after South Korean and U.S. troops began their large annual combined drills, Seoul said.