Flint, Michigan, has had many toxic crises before this one, and America has many Flints.

The tragedy tells us a lot about America in 2016. Here are some key points.

In light of the water crisis in Flint, Michigan, we take a look at some of our team's past reporting on man-made toxins in the environment that may be harming our children.

The director of the Center for Science and Democracy explains how industries undermine scientific research, and new challenges facing scientists in the digital age.

David Rosner and Gerald Markowitz discuss a study conducted in the 1990s that exposed children to dangerous levels of lead without warning parents.

Public health experts David Rosner and Gerald Markowitz discuss thwarted efforts to hold the lead industry accountable for toxic exposure threatening our children.

Bill explores why lead and other toxins continue to threaten America. Also, how money still secretly rules Washington.

The story of how Americans became exposed to biohazards in the greatest uncontrolled experiment ever launched.

In this special report, Bill investigates if everyday chemicals are harming our kids.