Peter Keating joins Outside the Lines to talk about the impact of Dr. Elliot Pellman, who helped set up the NFL's early, controversial approach to head injury studies and the long-term effects of concussions, deciding to step down.
Peter Keating joins Outside the Lines to talk about the impact of Dr. Elliot Pellman, who helped set up the NFL's early, controversial approach to head injury studies and the long-term effects of concussions, deciding to step down.
