According to the SBU, Wagner PMCs were initially deployed to eastern Ukraine on 21 May 2014, and the service was planning to file charges on Dmitry Utkin to the office of the Prosecutor General of Ukraine. The PMCs also participated in the early 2015 Battle of Debaltseve, which involved one of the heaviest artillery bombardments in recent history, as well as reportedly hundreds of regular Russian soldiers. The PMCs were supported by several KAMAZ-43269 "Vystrel" MRAPs. During fighting near the town, their logistics platoon was reported to had extracted several destroyed KAMAZ-43269 "Dozor" MRAPs belonging to the Russian military, during which the platoon's commander was wounded. Several PMCs were killed during the clashes. The battle for Debaltseve ended in a decisive victory over Ukrainian forces. According to a Wagner PMC, Dmitry Utkin himself was wounded during the deployment to Ukraine, getting a splinter in his liver.