The front of a row northeast of Philadelphia collapsed during an explosion Tuesday afternoon.
One could see firefighters in Philadelphia pouring water on the exposed front of the house along Algard Street near Levick Street. Dozens of firefighters responded to the scene, the Philadelphia Fire Department said.
The explosion happened around noon. 13.20 and left a 61-year-old man injured, Philadelphia police said. He was rushed to hospital with unknown injuries.
Another man was treated at the scene for smoke inhalation, police said.
Both adjoining homes also appeared to have some external damage.
The cause of the explosion was investigated. PGW crews were on the scene, police said.
This story is under development and will be updated.