Russian troops surrender to an elite brigade as the Kharkiv front holds, Ukraine says

• Dozens of Russian soldiers have surrendered in Vovchansk in recent weeks, Ukraine claims.
• A video released by Ukraine's 3rd Assault Brigade appeared to show Russian POWs.
• The Russians reported major losses, poor conditions, and lack of support from senior officers.

Russian soldiers have been surrendering to an elite Ukrainian combat brigade in the northern town of Vovchansk in the Kharkiv region, reports say.