By Dean Michaels, NFL Writer

A growing injury controversy is threatening football's future -- all the way to the NFL. CBS News' Jim Axelrod reports

 

Boomer Esiason on concussions, hardest hit he's taken

NFL commentator and former quarterback talks with CBS News' Jim Axelrod about the hardest hit he's ever taken and the resulting severe concussion

 

Player Safety: The End of Football as We Know It?