Crowdsourcing contamination data Maccalla and others banded together as Eaton Fire Residents United, sharing indoor environmental testing data and compiling the results in an online map.

Maccalla and others banded together as Eaton Fire Residents United, sharing indoor environmental testing data and compiling the results in an online map. Of 81 homes tested so far for lead ...

Many insurers deny claims, citing insufficient damage, leaving homeowners to crowdsource data and fight for remediation ... a new roof and windows on a fire damaged home in Altadena, Calif., ...