Tua Tagovailoa concussion: NFLPA initiating new investigation; NFL says QB didn't show or report symptoms | CBS Sports Headlines Tua Tagovailoa concussion: NFLPA initiating new investigation; NFL says QB didn't show or report symptoms Concussion spotters saw no signs of injury, Dr. Allen Sills explained ESN FeedsThis post was originally … Continue reading Tua Tagovailoa concussion: NFLPA initiating new investigation; NFL says QB didn't show or report symptoms