North Korea's Kim boasts of 'invincible' ties amid talks of Putin visit

Russian President Vladimir Putin and North Korean leader Kim Jong Un examine a launch pad at the Vostochny cosmodrome, about 200 kilometers (125 miles) from Blagoveshchensk, Russia, Sept. 13, 2023. (Mikhail Metzel, Sputnik, Kremlin Pool Photo via AP)

North Korean leader Kim Jong Un has said his country is an "invincible comrade-in-arms" with Russia in a message to President Vladimir Putin, state media KCNA said on Wednesday, amid speculation over Putin's impending visit to North Korea.