The fire was reported shortly before 4 p.m. in the 2100 block of Long Beach Boulevard.
It happened around 6 p.m. Wednesday at 21st and York Streets.
A 19-year-old is at the Hospital of the University of Pennsylvania after police say he was shot at least nine times in South Philadelphia.
A disparaging comment about a female led to the deadly shooting of a man early Wednesday morning, police said.
Philadelphia police say a 17-year-old girl was injured Friday afternoon when somebody threw a rock at the school bus she was riding in.
Police are searching for an armed suspect who robbed a woman in South Philadelphia last week.