Pit bulls in the news today:
http://www.abc3340.com/story/25176424/st-clair-county-child-killed-in-dog-attack
This was a dog allowed to run loose. Its the owner who should be responsible for the death of the child.
I have a German Shepherd and I never allow her off leash and certainly do not allow her to roam.
Sad to say, there are irresponsible dog owners out there.