Wave of concussion lawsuits to test NCAA's liability

FILE - This is an April 25, 2018, file photo, showing NCAA headquarters in Indianapolis. The NCAA is facing more than 300 lawsuits from former college football players who claim their concussions were mistreated, leading to medical issues spanning from headaches to depression and in some cases early onset Parkinson’s and Alzheimer's disease. (AP Photo/Darron Cummings, File)

FILE - In this July 29, 2014, file photo, Adrian Arrington, a former safety at Eastern Illinois University, speaks during an interview at his home in Bloomington Ill. The NCAA is facing more than 300 lawsuits from former college football players who claim their concussions were mistreated, leading to medical issues spanning from headaches to depression and in some cases early onset Parkinson’s and Alzheimer's disease. (AP Photo/Seth Perlman, File)