Yes, responsibly and irresponsibly so-—and responsibly and irresponsibly raised.
Just like any other breed.
This media induced hysteria is no different than previous hysteria revolving around German Shepherds, Dobermans, Rottweilers and the like.
The end result is places like Fairfield, IA, where breed specific legislation is heavily enforced; breeds to include “other dogs in excess of 100 pounds”.
I’m sure they’re awash in Chihuahuas and other small breeds.
Really? Can you post a number of incidences where setters, spaniels, labs, wolfhounds, Great Danes, etc., have attacked, maimed and killed people?