CDC Places Russia on Highest COVID-19 Travel Warning Listing

A man puts his protective face mask as he stands in a deserted Red Square amid the outbreak of the COVID-19 pandemic in Moscow on Oct. 28, 2021. Dimitar Dilkoff/AFP via Getty Images

The Centers for Disease Control and Prevention (CDC) added Russia to its highest travel risk category for COVID-19 on Monday, following a surge in new positive coronavirus cases.

The CDC designated Russia as a Level 4 rating following reports that the nation has reached more than 500 positive COVID-19 cases per 100,000 people for the past four consecutive weeks.