Howell resigned from his post late Thursday amid rising criticisms at the NFLPA and concerns about Howell's potential conflicts of interest.

Lloyd Howell Jr. stepped down as executive director of the NFL Players Association on Thursday night following weeks of scrutiny for multiple blunders, including a reported conflict of interest, a decision to hide key parts of an arbitration ruling from the players and new revelations about expensing strip-club trips back to the union.