Thirty-one people working in a massive underground tunnel in Los Angeles were rescued Wednesday night after a portion of the structure collapsed, officials said.

A t least 31 workers were safely rescued after a tunnel collapsed in a large industrial complex in Los Angeles on Wednesday evening, according to the Los Angeles Fire Department.

Thirty-one workers were rescued, some hoisted to safety in a cage, after a tunnel collapsed at a Los Angeles construction project Wednesday night, officials said and video showed