California Gov. Arnold Schwarzenegger OKed a bill that requires school districts to offer students free water. Paul Sakuma/AP hide caption

itoggle caption Paul Sakuma/AP

Geochemist Gabriel Filippelli in an Indianapolis garden. Filippelli's research shows that many urban gardens may have soil contaminated with lead Courtesy of Gabriel Filippelli hide caption

itoggle caption Courtesy of Gabriel Filippelli

California state Sen. Mark Leno sponsored a bill to require schools to offer free drinking water to students. Rich Pedroncelli/AP hide caption

itoggle caption Rich Pedroncelli/AP

European regulators have decided to take Avandia off the market. FDA will allow further sales, with heavy restrictions. Justin Sullivan/Getty Images hide caption

itoggle caption Justin Sullivan/Getty Images

After recalls of a half-billion eggs, we will hear from the family tied to the farms at the center of the outbreak today. Charlie Neibergall/AP hide caption

itoggle caption Charlie Neibergall/AP