The NFL is accused of hiding what it knew about players' head injuries. The players' union is getting second-guessed for not taking safety more seriously. And another judge is getting familiar with all the legal arguments.NFL Commissioner Roger Goodell speaks during a news conference at Tiffany & Co. in New York, Wednesday, Sept. 4, 2013. The retrieval of the trophy from Tiffany is one of many events leading up to the Super Bowl in New Jersey on Feb. 2, 2014.