The fire starts on the fourth level of one of the homes located in an alley at 245 Nguyen Trai Street and quickly spreads to surrounding properties. |
An estimated 50 firemen respond to the 7-alarm blaze. |
It takes 30 minutes to get the blaze under control. |
Fire officials say they have no idea how the fire started. |
An investigation is continuing. |
No serious injuries have been reported. |