the country, students are headed back to school. the heated debate over classroom as cruel s has only escalated. mostly among their parents. and at least one argument has led to violence. our report tonight from nbc news correspondent morgan chesky. well in tennessee, angry parents taking on schools over mask mandates. we as the safety measures for classrooms play out in court rooms. this is going to be heard on expedited emergency basis. in texas and florida. i d rather wear it because i do want to get covid. i have to, the and we don t wear masks and one florida school districts more than 400 the students are in quarantine. they just implemented a mask. policy despite the governor s threat to withhold certain administrator salaries. we believe that the price of