PHILADELPHIA -- Officials were on the scene of a building collapse in South Philadelphia on Tuesday afternoon.
According to authorities, two vacant homes collapsed in the 700 block of Mercy Street at about 12:10 p.m.
Fire crews said one home was vacant and the other was under construction.
Chopper 6 flew over the scene and showed a building that was reduced to a pile of rubble.
A crushed car could be seen under the rubble.
Authorities said all of the workers were able to get out of the building safely.
This is a developing story. Please check back for updates.