KETCHIKAN (KDN) â The Ketchikan Emergency Operations Center recorded nine new positive COVID-19 test results during the three-day period from Saturday through Monday, and Ketchikan High School closed to in-person learning on Tuesday due to two positive cases at the school. Seven of the cases were charted on Monday, and two were counted on Saturday, according to the EOC dashboard on Monday evening. All but one of the seven cases recorded on Monday involved symptomatic individuals. Three of the Monday cases were still under investigation as to source, two were related to recent travel, one was due to close contact with a known positive case and one was found to be community spread, the dashboard showed.