Mikhail Svetlov/Getty Images)
- North Korea's Kim Jong Un and Russia's Vladimir Putin are meeting in Vladivostok.
- Putin will likely be seeking a weapons deal from the summit amid ammo shortages in Ukraine.
- But Kim will be in a position to extract important concessions.
The last time North Korean leader Kim Jong Un took his bullet-proof train to visit Russian President Vladimir Putin in Vladivostok, the dynamic between the leaders was very different.