Russian Foreign Minister Sergei Lavrov met North Korean leader Kim Jong Un in the coastal city of Wonsan on Saturday, where he described the two nations' relations as "an invincible fighting brotherhood", Russia's foreign ministry said. The ministry quoted Lavrov as saying that the visit represented the continuation of "strategic dialogue" between the two sides inaugurated by Russian President Vladimir Putin's visit to North Korea last year. In a message passed on by Lavrov, Putin said that he hoped for more direct contacts in future, TASS news agency reported. Lavrov, the ministry said, also thanked North Korea for the troops...