Several other states in the country are following Colorado's discussions over dangerous dogs.
The New York state legislature is considering a proposal that would consider some breeds of dogs as deadly weapons like guns and knives.
They're also considering a ban of pitbulls and other breeds in urban areas.
Ohio lawmakers have already required vicious dog owners to carry insurance.
The debate in Colorado gained intensity after an Elbert County woman was mauled to death last fall.
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