for testing especially in schools. but there is a major drawback as you discussed. and that's that they more than doubled the time that's currently allotted to actually fix the pipes that are leeching lead. and that's highly problem, becae know that whenever you hear the word lead, it's an urgent call to action. time is of the essence. and that's because lead is a potent neurotoxin that affects the brain, learning, memory and behavior. that's what we've seen with the crisis unfolding in flint. many people know that there's a public health crisis in flint. but they may not realize that there's also an educational emergency in flint, and because medical intervention cannot completely counter lead's affects, education really is the answer. >> and in your firm through a lawsuit you filed helped create a model for what people should do, what cities and towns should do if they have to find themselves in the situation like flint where you have these kids