A pressurized cylinder exploded at Universal Studios on Sunday, injuring two firefighters as they tried to fight a blaze that began earlier in the day, Los Angeles authorities said.
Eight other firefighters were injured in the fire, which was expected to be contained by 4:15 p.m. (7:15 p.m. ET), said Ron Haralson, an inspector with the Los Angeles County Fire Department.
The explosion occurred about 2:30 p.m. (5:30 p.m. ET) near the video vault of the Universal Studios back lot. The vault was damaged.