Transcript for Chicago teachers strike continues
Unlike the data reporting and she got over 20000 marchers hit the streets near this city you live to make it very clear message to the mayor of Chicago but these teachers are not going back flat. Until they get a fair contract edited on seven days now into the strike here in this city's young children at Dallas critical issues that teachers. Those include a numerical cap on class size plane that their contract. OK and health benefits. This morning the city's mayor calling on the union to continue to bargain but to call off the strikes of these kids. Can go back to class teachers we spoke with David Bradley back in the classroom at their schools. But they're on strike for the benefit of their students dealt with on this night it was DC resident Jesse shocking delegates. The galactic black get what they want him right. We'll see when that happened. Or if that happens here in the city of Chicago burnout but I think ABC news live from Alexis got.
This transcript has been automatically generated and may not be 100% accurate.