Richard Sherman's Erratic Behavior is Disturbing, Yet Revealing About the NFL

Free-agent cornerback Richard Sherman is facing several charges, which include an suspicion of burglary domestic violence, after being arrested at his in-laws' residence in Redmond, Washington on Wednesday morning. As disturbing as Sherman's behavior is, it reveals an alarming trend of erratic and dangerous acts committed by former and current players, due to suffering from traumatic injuries to the brain.