Pittsburgh Police from Zone 2 responded to reports of an explosion that caused damage to a home in the 3400 block of Denny Street just before 3:30 a.m.
Responding officers located a port-a-john on the street that had been blown apart. A homeowner told police she heard a loud boom that broke a window in her home. The port-a-john was located across the street at a home under construction.
The Fire Investigation Unit and the Bomb Squad were called in to investigate and process evidence.
The investigation into the exact cause of the explosion 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.