Premise: Marcus LeMarr Allen ( born March 26 , 1960 ) is a former American football running back and football analyst for CBS . His younger brother , Damon Allen , played quarterback for 23 seasons in the Canadian Football League and was professional football 's all-time leader in passing yards . He has also been inducted into both the College Football Hall of Fame and the Pro Football Hall of Fame .
Hypothesis: Marcus Allen was never a football player.
Label: CONTRADICTION