SEOUL -- South Korea said Monday it test-launched a solid-fuel rocket under development and successfully placed a satellite into orbit as the country increases surveillance on North Korea.
Seoul steps up pursuit of satellite surveillance on North Korea

South Korea's Agency for Defense Development conducted its third test flight of the rocket off Jeju Island on Dec. 4. (Hanwha Systems)
SEOUL -- South Korea said Monday it test-launched a solid-fuel rocket under development and successfully placed a satellite into orbit as the country increases surveillance on North Korea.