A senior North Korean official known as Kim Jong-un's de facto chief of staff has been spotted in the Russian city of Vladivostok... ahead of a summit next week in the far eastern city between Kim and Russian President Vladimir Putin.
The senior official is Kim Chang-son.
He was seen on Sunday by Seoul-based Yonhap News leading an advance group as they inspected the Far Eastern Federal University,... a potential venue for summit.
This will be Kim Jong-un's first summit with Putin... and the first between their two countries in eight years.