He does; Barrt Sanders Jr. plays high school ball in Oklahoma. He made news with a 64yd touchdown run and is notable for averaging around 8yds a carry.
No
His explanation after his retirement was that he'd played ten years and simply did not wish to continue playing.
Barry Sanders went to Wichita North Highschool in Wichita, Kansas.
He started his rookie year 21 years old.
No, Barry Sanders is alive and well.