It is a great day for science. It is a great day for humanity when you realize your vaccine has 90% effectiveness. That’s overwhelming,” claimed the CEO of Pfizer in an interview with CNBC’s Meg Tirrell on “Squawk Box.” “You understand that the hopes of billions of people and millions of businesses and hundreds of governments that were felt on our shoulders. Now... I think we can see the light at the end of the tunnel.”
