North Korea tensionsNorth Korea resumes launching balloons and missiles after Putin summit
Pyongyang and Seoul also trade barbs during Korean War anniversary remembrances
A balloon, left, believed sent by North Korea is seen in South Korea on June 10. Authorities, right, assess waste from a balloon that landed in the Seodaemun district of northern Seoul on June 25. (Source photos by AP and Ahn Seong-bok)
STEVEN BOROWIEC, Nikkei staff writer
SEOUL -- North Korea is resuming an aggressive posture, carrying out an apparent test of a ballistic missile and sending more trash-filled balloons over its border with South Korea after hosting a rare visit by Russian President Vladimir Putin last week.