Pittsburgh Police from Zone 2 responded to the 3100 block of Brackenridge Street near the Oakland VA hospital for reports of possible remains found just before 9:55 a.m.
When detectives arrived on scene they discovered fragments of bones in the street.
The Crime Scene Unit processed the scene.
The Medical Examiner's Office will examine the remains to determine their origin.
The investigation is ongoing.
Tonight, the City-County Building is illuminated to recognize Poison Prevention Week and the 50th Anniversary of "Mr. Yuk" in partnership with Children's Hospital of Pittsburgh of UPMC.
For questions about the lighting at the City-County Building, please reach out to the Office of the Mayor.