Ukraine live briefing: U.S. urges Kim not to arm Putin; foreign aid volunteers killed in Donetsk shelling

By Lyric Li, Leo Sands, Adam Taylor North Korean leader Kim Jong Un has departed for Russia by train for a meeting with Russian President Vladimir Putin, South Korean news outlets reported Monday.

Source: Ukraine live briefing: U.S. urges Kim not to arm Putin; foreign aid volunteers killed in Donetsk shelling