Russia’s state news agency says a British national has been captured while fighting alongside Ukrainian troops in the Kursk region of Russia, which is partially occupied by Ukrainian forces.

Ukraine has lost over 40 percent of the territory it previously gained in Russia's Kursk Oblast due to Russian counterattacks, Reuters reported on Nov. 23, citing a source in Ukraine's General Staff.

A British man is said to have been captured while fighting for Ukraine in Russia’s Kursk region. In a video seen on social media, the man is dressed in army fatigues and is asked to identify himself. In another video, he has his hands tied as he is asked why he is in Russia.

MOSCOW, Nov 25, (AP): The Russian military have captured a British national fighting alongside Ukrainian troops in Russia's partially occupied Kursk region, state news agency Tass reported Monday, citing unidentified sources in the law enforcement. The man was identified by Tass and other media as James Scott Rhys Anderson.

Ukraine has lost over 40% of the territory in Russia's Kursk region that it captured in a surprise incursion in August as Russian forces have mounted waves of counter-assaults, a senior Ukrainian military source said.