EU parliament member Rob Roos asked a Pfizer representative at a hearing if the mRNA vaccine was tested on preventing transmission at the time of introduction.

EU parliament member Rob Roos asked a Pfizer representative at a hearing if the mRNA vaccine was tested on preventing transmission at the time of introduction.

She says no, because they "really had to move at the speed of science."

https://twitter.com/Rob_Roos/status/157975979522519859