Mass killing (7)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">mass killing</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for carnage that I've seen before include "Mass slaughter" , "The killing of many people, slaughter" , "Savage killing of people" , "Great slaughter" , "Bloody slaughter as in battle" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">mass killing</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I know that slaughter is a type of mass killing)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for slaughter that I've seen before include "Widespread killing" , "Kill cruelly" , "Butcher" , "Kill (animals) for food" , "Murder" .)