The NFL is facing a new obstacle in its quest to protect players past, present and future from long-term issues related to concussions and head trauma.
Per ESPN.com's Steve Fainaru and Mark Fainaru-Wada, the NFL doesn't have general liability insurance for head trauma due to an "evaporating insurance market that is fundamentally altering the economics of the sport, squeezing and even killing off programs faced with higher costs and a scarcity of available coverage."
This article will be updated to provide more information on this story as it becomes available.