Originally run in the New Yorker in February, 2006, Malcolm Gladwell's article about profiling is well worth a second look.
One afternoon last February, Guy Clairoux picked up his two-and-a half-year-old son, Jayden, from day care and walked him back to their house in the west end of Ottawa, Ontario. They were almost home. Jayden was straggling behind, and, as his father’s back was turned, a pit bull jumped over a back-yard fence and lunged at Jayden. “The dog had his head in its mouth and started to do this shake,” Clairoux’s wife, JoAnn Hartley, said later. As she watched in horror, two more pit bulls jumped over the fence, joining in the assault.
Here is the rest.