L.A. County Department of Public Health convened experts for a webinar that aimed to answer questions that residents have ...

Wildfires like those in Los Angeles that destroy urban structures release toxic chemicals, including lead, into the air.

Dr. Barbara Ferrer said residents should assess their homes for soot, ash and smoke contamination before settling back in.

Not far from where Ceci Carroll lives, a rock-mining company has polluted the air with dust across the San Gabriel Valley, she said. Now, as crews clean charred remains from the Los Angeles wildfires, ...