The Bills running back can be placed on the commissioner’s exempt list until the league learns whether authorities connect him to an alleged home invasion and assault of a former girlfriend.
After the courtroom clashes in the Tom Brady and Ezekiel Elliott cases, the league managed to resolve the Winston case without a legal challenge.
The president and vice president have played key roles in the controversy over national anthem protests, but the scheduling of such testimony could be opposed by the White House.
The owners hope the new policy keeps fans from focusing on politics and puts their attention on the football being played. Whether that will happen remains to be seen.
The president says he approves on the whole of a new policy on conduct during the song.
The league owners approved the new rule Wednesday with the hope of ending protests during the anthem that have endured for the past two seasons and drawn criticism from President Trump and some fans. It includes a provision that allows the league to fine teams if a player protests during the anthem.
Those conversations are scheduled to continue Wednesday at the owners' spring meeting in Atlanta.
The modifications to the kickoff were ratified on a one-year trial basis. If they don't work, it's possible the play could be removed entirely.
Tepper will take over the team after Richardson announced he would sell it shortly after the publication of a Sports Illustrated report detailing financial settlements related to inappropriate behavior and comments in the workplace.
NFL officials say they expect the former league executive will play a role in planning for the Redskins next stadium.