Marion County investigators continue to look into the death of a 3-year-old girl killed over the weekend. They say the toddler was mauled by at least one of the family’s dogs in her own back yard. Dog bites are a real problem in the United States. Dogbitelaw.com says some 4.7 million Americans become victims of some sort of dog bite each year. Vic Micolucci has been looking into this recent case near Ocala.