TheVoiceOfJoyce Operation Warp Speed was a sprint this year. However , scientists have been working on mRNA since the 1960’s. With Dr Fauci’s blessings, it appears the Pfizer & Moderna vaccines will be reviewed for approval and release this month. Sub Zero temperatures for the Pfizer Vaccine are not beef problematic by Clinical Virologists. Healthcare workers will be part of Phase 1A. Be safe, Mask up and wait for the Vaccine. We’re closer to an end and living!