Staff working on childhood lead exposure and cancer clusters fired from CDC / Investigation reveals heavy metals, including 'potentially harmful' levels of lead, in baby formula / Tests showed potentially dangerous lead levels at hundreds of Ontario schools last year. A new report urges the province to act / Zambia government's neglect exposing more children to lead poison, HRW says / FDA limits toxic lead in some baby foods / Lead poisoning costs world's children 765 million IQ points a year: Study / Why are so many children drinking lead-contaminated water at school? / Oakland school district says it failed to properly warn parents about lead in water / Kids drink contaminated water at schools, but testing for lead isn't required / Children exposed to dangerous levels of lead at federal daycare centers