A Baltimore city animal shelter is seeking help tracking down a group of children, believed to be between 12 and 13 years old, seen throwing rocks and bricks at a 1-year-old dog Sunday. The Baltimore Animal Rescue and Care Shelter said the youths were witnessed abusing the dog while it was tied up in the 3700 block of Greenspring Ave. The dog was taken to the shelter, where it is being treated for several wounds. The case is under investigation by the Baltimore City Bureau of Animal Control, according to the shelter. Anyone with information is asked to call 410-396-4698.