U.S. tightens travel rules as more countries secure borders to quell Omicron

U.S. tightens travel rules as more countries secure borders to quell Omicron  Reuters Covid News: U.S. to Tighten Testing for Travelers

Read more

BioNTech CEO says vaccine likely to protect against severe COVID from Omicron

BioNTech CEO says vaccine likely to protect against severe COVID from Omicron  Reuters COVID-19 vaccine effectiveness will likely drop against omicron

Read more

Moderna CEO warns COVID-19 shots less effective against Omicron, spooks markets

Moderna CEO warns COVID-19 shots less effective against Omicron, spooks markets  Reuters Stock futures tumble anew as Moderna CEO predicts existing

Read more

UK takes new measures to slow Omicron coronavirus variant

UK takes new measures to slow Omicron coronavirus variant  Reuters British Prime Minister Johnson Announces Covid Omicron Variant Detected in U.K.  NBC

Read more