At one point, two sides of the four-story building collapsed. There was no one living in the building, and no one was hurt during the incident.
The fire was declared a knockdown just after 5 a.m. The cause of the fire has not yet been determined.
Building under construction goes up in flames
SOUTH LOS ANGELES More than 100 firefighters responded to the 2000 block of South Main Street just after 4 a.m. and battled intense flames.
