After the Fires: First in a series about health risks following the Los Angeles wildfires that destroyed Pacific Palisades and Altadena. This story was supported by the Pulitzer Center. PASADENA, Calif.—Nicole Byrne watched anxiously from across the small kitchen in her home as Parham Azimi, a Harvard University researcher, lined up sample bottles next to … Continue reading After the LA Fires, Scientists Study the Toxic Hazards Left Behind