Authorities are investigating the death of a Philadelphia firefighter found inside a home in Holmesburg.
Philadelphia Police Department officers responded to a property on the 4700 block of Shelmire Avenue just before 4 a.m.
A 27-year-old man, locked in the front porch, informed officers about an incident inside. Upon entering, they found a 56-year-old man "extremely injured."
The victim was taken to a nearby hospital and pronounced dead. Investigators believe the victim died during a physical altercation.
A suspect is in custody, but authorities have not identified the victim or the suspect, and the motive remains unknown.
Author's summary: Philadelphia firefighter dies in altercation.