"Our vaccines are working exceptionally well. They continue to work well for Delta with regard to severe illness and death - they prevent it, but what they can't do anymore is prevent transmission,"
CDC Director Rochelle Walensky
CDC Director Rochelle Walensky
The latter is trivially true. I’m guessing he said it anyway because it was intended for a different audience.
The vaccines absolutely do the later.
And no, I am not an antivaxxer i I am triple vaxxed myself and work in the healthcare field.
However the science is clear, all else being equal, covid vaccines reduce transmission rates.