Question: Philip Carlo, was a journalist and best selling biographer of Richard Kuklinski, he was an American contract killer and serial killer who was convicted of murdering how many people, though he likely killed at least several dozen more?
Sentence (from "Cold North Killers: Canadian Serial Murder"): "Cold North Killer's" own definition of what constitutes a Canadian serial killer includes both Canadians who committed murder abroad (such as Keith Hunter Jesperson and Gordon Stewart Northcott) and non-Canadians who committed murder in Canada (like William Dean Christenson and Earle Nelson).
Relevant evidence: No