"Because of the current situation in Singapore, even fully vaccinated travelers may be at risk for getting and spreading Covid-19 variants", said the CDC.
SINGAPORE - The United States Centres for Disease Control and Prevention (CDC) has added Singapore to its list of "very high" risk travel destinations. Under its Travel Notices, the CDC raised Singapore to Level 4, its highest risk category, from Level 3 previously. The notice cited: "Level 4: Very High Level of Covid-19 in Singapore." The notice asked US residents.