A source says the deadly explosion on a residential block in Philadelphia's Nicetown neighborhood could be gas-fueled.

The Philadelphia Fire Department responded to a house explosion in the Nicetown neighborhood just before 5 a.m. ET on Sunday, ...

One person is dead and two others injured after a fire and explosion in Philadelphia leveled or damaged multiple homes.

Neighbors say the explosion that caused multiple rowhomes to collapse in the Nicetown section of Philadelphia Sunday morning ...

At least one person was killed after three rowhome buildings partially collapsed in an explosion in Philadelphia's Nicetown ...

At least one person was killed after three rowhome buildings partially collapsed in an explosion in Philadelphia's Nicetown ...

One person is dead and two others have been injured in an explosion that damaged several homes on Philadelphia's north side ...

One person was killed and at least two others were injured when a home exploded in Philadelphia early Sunday, damaging ...

One person was killed and two people were injured after a massive explosion and subsequent fire in a neighborhood in ...

A trio of row houses "exploded in on themselves" at around 4:30 a.m. and ignited a fire, according to Philadelphia Fire ...

At least one person is dead and two others are injured following a massive explosion early Sunday in North Philadelphia that completely leveled three row houses and damaged multiple other homes in the ...