HISD Continues To Shift COVID-19 Policies, As Teacher Angst Grows HISD has told principals that unless contact tracing shows a staff member is exposed to COVID-19 on campus, educator and school staff have to quarantine at home on their personal leave. December 16, 2020, 6:00 AM Over 100 educators formed a car caravan to protest how state leaders have allowed schools to reopen and to pressure them at the ballot box. It's been some comfort for Kendra Yarbrough Camarena this fall, that if she got sick or exposed to COVID-19, she wouldn't have to worry about using up her sick leave and would still get paid.