The Los Angeles Fire Department rushed to Wilmington after a tunnel collapsed and trapped 31 people inside. The construction workers inside the underground tunnel were rescued roughly an hour after the collapse,

First responders rescued 31 trapped workers from a collapsed tunnel in Los Angeles on July 9, officials said.

All 31 of the workers were safe after the collapse of an 18-foot in diameter tunnel that is part of a wastewater management project in the Wilmington section of the city, officials said.