10-20-21: Changed the timing of recommended testing of fully vaccinated persons post exposure to 5-7 days in alignment with CDC updated recommendations. 10-14-21: Added references to the modified quarantine that may available to TK-12 students if they were exposed at school. 9-22-21: Updated to align with the revised CDPH Guidance on Isolation and Quarantine for COVID-19 Contact Tracing ....