>> martha: trace gallagher joins us with the back story on this. >> donna brazile leaked that campaign question to the clinton campaign one day before cnn was airing a primary debate in flint, michigan, a city that was in the middle of a lead contaminated drinking water scandal. "one of the questions directed to hrc is a woman with a rash. her family has lead poisoning and she will ask what, if anything, hillary will do to help the people of flint." now listen to one of the questions. >> after my family, the city of flint, and the children of d.c. were poisoned by lead, will you make a personal promise to me right now that as president in your first 100 days in office, you will make it a requirement that all public water systems must remove all led water signs