Thousands are homeless after Tuesday's powerful and destructive explosion in Beirut.

At least 157 people were killed and 5,000 injured, with the death toll expected to rise. 

The Lebanese president has promised a transparent investigation.

Wednesday, local residents began the long process of rebuilding and cleaning up debris-filled streets.

Videos on social media captured the moment of the massive blast and how people reacted to the disaster.

This video shows the human faces of Beirut.