Vaccine chief says slowing of processes that 'save peoples' lives' is worrying amid transition delay

01:54

Dr. Moncef Slaoui, the chief advisor for "Operation Warp Speed," elaborates on comments he made to the Financial Times warning against disruption to vaccine development and distribution amid the transition delay. He tells Andrea Mitchell that "Our focus is to make sure we save people's lives. Anything that may slow that process or create any disruption is something that worries us appropriately."