schools to mandate masks. >> i care about your kid as much as i care about your kid. i don't want any kid to is aring being hospitalized or getting long covid symptoms or just being a part of our community spread. >> reporter: mandating masks, however, would defy an executive order signed by governor ron desantis banning schools from forcing students to wear masks. after hearing from dozens of parents, the duval county public school board voted to change its code of conduct for students late last night. >> any student not wearing a mask pursuant to this policy must prove his or her or their parent or guardian, complete the opt-out procedures. >> reporter: moms for liberty, a nationwide group whose local chapter of duval county believe requiring masks in school is government overreach. mother of two keisha king will not send her daughter to school with masks. >> the best and most fair thing