12.18.20 PRESS RELEASE – Navajo Nation: Covid-19 positive cases increase by 175 as 57-hour weekend lockdown begins WINDOW ROCK, Ariz. — The Navajo Nation’s update to the coronavirus (Covid-19) pandemic situation report from the Health Command Operations Center (HCOC) for December 18, 2020 included data for testing, results, recoveries and mortalities related to Covid-19 in […]