The killing Killing was committed Commitment by a local paramilitary group known as Mirko 's Chetniks and by the Serb Volunteer Guard ( SDG , also known as Arkan 's Tigers ) , a Serbia-based paramilitary group led by Željko Ražnatović ( aka Arkan ) .

The killing Killing was committed Commitment by a local paramilitary group known as Mirko 's Chetniks and by the Serb Volunteer Guard ( SDG , also known as Arkan 's Tigers ) , a Serbia-based paramilitary group led by Željko Ražnatović ( aka Arkan ) .