Disappointed Peterson: 'Considered retiring'

[ESPN]

Minnesota Vikings running back Adrian Peterson, whose suspension until at least April 2015 was upheld by arbitrator Harold Henderson on Friday, said he's been so disappointed by the NFL's disciplinary process that he's thought about retirement.

http://espn.go.com/nfl/story/_/id/12021489/adrian-peterson-minnesota-vikings-disappointed-nfl-disciplinary-process-thought-retirement