- U.S. and other countries tighten travel rules over Omicron, EU urges vaccinationReuters
- New travel guidelines expected as concerns grow over COVID-19 variantWCVB Channel 5 Boston
- Covid-19 and Omicron Variant News: Live Updatesnytimes.com
- Biden administration considering requiring stricter coronavirus testing for everyone traveling to USCNN
- COVID-19 live updates: CDC working to modify international travel testing guidelinesWHIO Radio