Inside Pfizer’s race to produce the world’s biggest supply of covid vaccine

“We didn’t have the full visibility and understanding of what challenges Pfizer was experiencing in their processing,” Robert Kadlec, the former assistant secretary for preparedness and response, who helped lead vaccine procurement in the Trump administration, said in an interview. He contrasted Pfizer with other companies, such as Moderna and Johnson & Johnson, which worked more closely with the government. “Pfizer was not in that circle of interest, originally,” Kadlec said.