Michael Sam's journey to return to the NFL after going through the rigors of preseason last year with the St. Louis Rams began at Sunday's inaugural veteran combine in Tempe, Arizona.

Watch more top videos, highlights, and B/R original content ... One general manager told me, "Teams want to sign Michael Sam but fear the media attention." It's entirely possible that Sam ...

Sam produced preseason highlights — albeit against backups ... well-stocked on a line that includes Robert Quinn, Chris Long, Michael Brockers and, now, first-round pick Aaron Donald.

Michael Sam, who in 2014 became the first openly gay player to be drafted by an NFL team, announced on Twitter Friday evening that he is walking away from football for mental health reasons.