Report: Contaminants being removed from vacant Chicago lot where migrant housing is planned

A report from an environmental consultant says high levels of mercury and other contaminants are being removed from a vacant Chicago lot where a tent camp housing 2,000 migrants is planned

​ABC News: US A report from an environmental consultant says high levels of mercury and other contaminants are being removed from a vacant Chicago lot where a tent camp housing 2,000 migrants is planned