"Sirko", a Ukrainian serviceman of Karpatska Sich battalion tests his AK-74 rifle near the recently retaken town of Lyman, Ukraine, Sunday, Jan. 8, 2023. [AP Photo]
The Russian military claimed Sunday to have carried out deadly missile strikes on barracks used by Ukrainian troops in retaliation for the deaths of dozens of Russian soldiers in a rocket attack a week ago. Ukrainian officials denied there were any casualties.