Ukrainian soldier's incredible defense against Russian attack in Bakhmut.

Dramatic footage shows Ukrainian troops from the "Da Vinci Wolves" battalion fighting off Russian soldiers in close combat near the critical supply route of Bakhmut. The 11-minute video shows the soldiers taking positions around a bunker and gunning down targets, with seemingly little cover. The video has gone viral and received praise for the unit's leader. Russia is said to have suffered huge losses in the ongoing battle for the Donetsk town.