U.S. Covid-19 Shots Could Begin Friday, FDA Adviser Says

The transcript discusses the anticipation and optimism surrounding the upcoming week, particularly focusing on the FDA's role in evaluating the Pfizer-BioNTech vaccine. Despite the optimism from key figures like Alex Azar and Moncef Slaoui, the high number of COVID-19 cases and deaths in the US tempers the excitement. The discussion highlights the build-up to this crucial week and the potential approval of the vaccine, which many believe could have been thrilling if it had occurred earlier in 2021.

What does the term 'operation warp speed' refer to in the context of the vaccine development?

What are the expectations regarding the preiser biontech vaccine based on the information provided?