Ukraine war: what does North Korea gain by sending troops to Russia?

The US, South Korea and Ukraine say North Korean troops have been sent to Russia as analysts warn of an escalation in the Ukraine war.

Ukraine war: what does North Korea gain by sending troops to Russia?

Ukraine war: what does North Korea gain by sending troops to Russia?

Ukraine war: what does North Korea gain by sending troops to Russia?

Ukraine war: what does North Korea gain by sending troops to Russia?

Ukraine war: what does North Korea gain by sending troops to Russia?