The US will accept the use by international visitors of COVID19 vaccines authorized by US regulators or World Health Organization, the Centers for Disease Control and Prevention said Friday

This is certainly a positive. "The US will accept the use by international visitors of COVID19 vaccines authorized by US regulators or World Health Organization, the Centers for Disease Control and Prevention said Friday." [Reuters] https://www.reuters.com/world/us/us-will-accept-who-approved-covid-19-vaccines-international-visitors-2021-10-08/