"I so appreciated today's call with CDC Director Dr. Rochelle Walensky on our organizations' enduring partnership," WHO director-general Tedros Adhanom Ghebreyesus said on Twitter.
The Access to COVID-19 Tools (ACT) Accelerator, which includes COVAX, has a $27 billion budget gap. Earlier this week, an ACT meeting document showed it was set to seek $6-$9 billion in total support from the United States.
