Pursuant to an agreement between the JNA and the Croatian government, troops under Mrksic and Sljivancanin's command removed about 400 patients and refugees from the Vukovar hospital on the morning of November 20th 1991. They moved about 300 of the hospital's charges to the nearby Ovcara farm, subjecting them to beatings and other abuse.
Prema sporazumu između JNA i hrvatske vlade, trupe pod Mrkšićevom i Šljivančaninovom komandom odvele su oko 400 pacijenata i izbeglica iz vukovarske bolnice ujutru 20. novembra 1991. godine, Oni su prebacili oko 300 njih na obližnju farmu Ovčara, gde su ih tukli i zlostavljali na druge načine.