Russia’s arrest of Japanese journalist: Why are tensions rising?

What happened: Russia's Federal Security Service arrested Japanese journalist Imai Yuki, who works for the Hokkaido Shimbun newspaper, on Sakhalin Island on espionage accusations and took him to Moscow. Key numbers: Yuki will be remanded until December 12 before trial. The Kuril Islands dispute dates to 1855; Moscow expelled about 17,000 Japanese citizens after 1945. Why it matters: The arrest comes amid deteriorating Russia-Japan relations over Ukraine sanctions and the Kuril Islands dispute. Japan requested prompt information and fair treatment, and its foreign ministry planned to protest. Coverage: 6 outlets in 24h

Russia's Federal Security Service arrested Japanese journalist Imai Yuki, who works for the Hokkaido Shimbun newspaper, on Sakhalin Island on espionage accusations and took him to Moscow.

The arrest comes amid deteriorating Russia-Japan relations over Ukraine sanctions and the Kuril Islands dispute. Japan requested prompt information and fair treatment, and its foreign ministry planned to protest.