According to HPD, the 9- and 11-year-old boys were confronted by the girls outside a Kroger in northeast Houston. They had apparently followed the victims there. One of the girls punched one of the boys before taking off in the bicycles.
The girls are said to be 12- and 15-years old.
You can read more about this story in the Kingwood Observer, one of our Houston Community Newspaper partners.