She added that more cases had been confirmed in the last few days, but she did not know if any have been directly traced back to Chansler.... Wesley Holt said the hope “ is that the closure and holiday break will provide those who are positive with the virus or exposed to others with the virus, the time to isolate and recover.... This closure will also allow time for deep cleaning and sanitizing of all CISD facilities.” The rolling seven-day average of new daily coronavirus cases in Texas was