Animal shelters are overwhelmed by abandoned dogs. Here's why.

Pet Parade: MSPCA-Angell Pet Parade: MSPCA-Angell 04:35 Man's best friend is increasingly being abandoned on the street, often by people facing financial hardships who can no longer afford to feed or house them. "Animal shelters generally reflect what is happening to people in a community and where there is food insecurity," Stephanie Filer, executive director of Shelter Animals Count, told CBS MoneyWatch. As 2023 came to close, there were 250,000 more animals in the shelter system than the year before, said Filer, whose group compiles data from nearly 7,000 shelters nationwide. "Through November, our numbers are showing a…