Pfizer-BioNTech vaccine pledge Posted on May 23, 2021May 23, 2021 by Meme News Photo credit: Chairman of the Joint Chiefs of Staff from Washington D.C, United States – 201221-D-WD757-1248, CC BY 2.0, link. GET THE FULL STORY Pfizer-BioNTech vaccine pledge. Share this:Click to share on Facebook (Opens in new window)Like this:Like Loading...