“To most people this doesn’t look terribly significant but to a physiologist this is extraordinarily significant because this tells you that he has used up his resources and he’s literally trying to breath with his fingers and knuckles,” -Dr. Martin Tobin testimony. #DerekChauvin pic.twitter.com/RbOTbVFr49

— Omar Jimenez (@OmarJimenez) April 8, 2021