SEOUL--South Korea’s military said on Friday that it suspects North Korea is preparing to send more troops to Russia to fight Ukrainian forces, even after suffering losses and seeing some of its soldiers captured.

North Korea may be accelerating plans to send more troops to replace frontline casualties incurred fighting Ukraine on behalf of Russia.

South Korea’s military says it suspects North Korea is preparing to send additional troops to Russia after its soldiers already deployed on the Russian-Ukraine war fronts suffered heavy casualties.