All 31 workers have been rescued after an industrial tunnel collapsed in Los Angeles' Wilmington area, city officials said late on Wednesday.

Thirty-one construction workers were rescued on Wednesday night in Los Angeles, California, after a major tunnel collapse trapped them 300 feet below ground.

After a section of a large industrial tunnel caved in, more than two dozen construction workers who were hundreds of feet below the streets of Los Angeles raced for miles in the dark — clambering over towering debris,