A 3-year-old girl was hit with a machete and her mother was taken into custody Sunday night, according to several media reports.
Philadelphia police found the child slightly injured in the head, shoulders and knee just before 8:30 pm in a house in the Olney city district.
The girl was transported to the Einstein Medical Center in Philadelphia and was classified in critical condition.
The investigators did not reveal any possible reason for the alleged attack.
The unidentified mother was arrested on charges of aggravated assault.