Dramatic video captured the moment two Orange County firefighters narrowly escaped getting crushed by a flaming storefront that suddenly collapsed. More than 40 firefighters responded to a blaze at a strip mall in the 12500 block of Valley View Street in Garden Grove just after 8:40 p.m. Thursday. Video showed the building's facade come crashing down as two firefighters battling the flames scrambled to get away. A knockdown by the Orange County Fire Authority was reported around 9:37 p.m. OCFA said there were no injuries. It's unclear how many businesses were damaged by the blaze. The cause of the fire is under investigation.