Description:Investigators will return to the scene Wednesday after more than 100 firefighters battled a raging structure fire in Echo Park Tuesday night.
The blaze was reported just before 10 p.m. at a commercial building at 424 Belmont Ave., just off the 101 Freeway near the Glendale Blvd. exit.
There were no civilian injuries, but five firefighters were treated for smoke inhalation and exhaustion. They subsequently returned to the firefight.(2:25)