Travelers in the U.S. will have to continue wearing masks on airplanes, buses and other forms of transit through April 18 as the Biden administration is extending its federal mask mandate, the Centers for Disease Control and Prevention said Thursday.

The Transportation Security Administration’s directive requiring masks on public transit was set to expire after March 18, but it will be extended another month at the CDC’s recommendation—a move industry officials had widely expected.

During that time, the CDC will work to revise its framework around when masks should be required on forms of transportation, basing its assessment on Covid-19 case levels, new variant risks and other data, a CDC spokeswoman said.

U.S. travelers and commuters have been required to wear masks covering their mouths and noses on nearly all forms of public transportation and inside transportation hubs for over a year, and the mandate has been extended twice before.... Read More: WSJ