Crews face new challenge in battling multi-day Boyle Heights warehouse fire

Here is a rewritten version of the news article in a neutral newsroom style:

A multi-day fire at a warehouse in Boyle Heights, Los Angeles, has raised concerns about structural integrity for crews fighting the blaze. The fire, which began on [date], has been burning for several days and has caused significant damage to the surrounding area.

Governor Gavin Newsom has declared a state of emergency due to the fire, citing air quality concerns. The Los Angeles County Department of Public Health has reported that the smoke from the fire is causing unhealthy levels of particulate matter in the air.

Residents in the area have been advised to take precautions to protect themselves from the smoke and ash. The Los Angeles Times has provided guidance on how to deal with the smoke and its health effects.

The warehouse fire has also raised questions about the structural integrity of nearby buildings. USA Today reports that crews are working to ensure that the surrounding structures can withstand the heat and flames from the fire.

Air quality levels in the area have reached unhealthy levels, prompting residents to take precautions to minimize their exposure to smoke and ash. LAist provides an update on the current air quality situation.

The cause of the fire is currently under investigation.

Source: Google News World