All South Korean military bases were on lockdown after tests confirmed that three soldiers were indeed positive for the virus.[66] Airlines cut connections and cultural schedules were being canceled due to fears of further spread.[68][69] United States Forces Korea raised the alert level from low to moderate and cut off non-essential travel to and from USFK Daegu.[70] USFK Daegu's school facilities were closed and non-essential personnel were ordered to stay at home while any visitors going there were not allowed to enter.[70] USFK announced that the widow of a retired soldier who was in Daegu was diagnosed to be positive for the virus on 24 February.[71] Camp Humphreys enacted virus detection protocols, including temperature checks and raised the alert level to high.[72]