Flint, Michigan, tried to save money on water. Now its children have lead poisoning. Joe Posner explains. For much more on Flint's water crisis: http://www.vox.com/energy-and-environment/2016/1/20/10799294/flint-michigan-water-crisis-lead-contaminated Subscribe to our channel! http://goo.gl/0bsAjO Vox.com is a news website that helps you cut through the noise and understand what's really driving the events in the headlines. Check out http://www.vox.com to get up to speed on everything from Kurdistan to the Kim Kardashian app. Check out our full video catalog: http://goo.gl/IZONyE Follow Vox on Twitter: http://goo.gl/XFrZ5H Or on Facebook: http://goo.gl/U2g06o