Operation Warp Speed chief advisor Dr. Moncef Slaoui on his resignation

Operation Warp Speed chief advisor Dr. Moncef Slaoui has submitted his resignation at the request of the incoming Biden team under a plan that would see him stay in the role for a month to help with the transition, according to two people familiar with the situation. He joined "Squawk Box" and CNBC's Meg Tirrell on Wednesday to discuss his resignation.