L.A. building under construction catches fire

No injuries were reported in the blaze in west Los Angeles.

LOS ANGELES, California (CNN) -- More than 125 firefighters Monday worked to contain a fierce fire that engulfed a multi-story building under construction in west Los Angeles. No injuries were reported.

The blaze was reported at 11:58 a.m. across the street from Cedars-Sinai Medical Center. A hospital spokeswoman said no evacuations were required.

"We had initial reports that workers were trapped but after a frantic search, no one was found," said Los Angeles Fire Department spokesman Brian Humphrey.

VIDEO More than 100 firefighters battle a blaze at an apartment building in West Los Angeles, California (January 7) Play video (QuickTime, Real or Windows Media)

"The building, which was under renovation, could collapse like a house of cards, but there is no immediate danger to nearby occupants."

Authorities have not determined the cause of the fire.