surprise NFL trivia...

name the first player in NFL history to rush for 1,000 yards,in first three seasons... hint:it is not Jim Brown... this player rushed for 1,105 yards,in 1971,1,027 yards,in 1972,and 1,144 yards in 1973... answer:John Brockington,who played for the Packers,and Kansas City Chiefs,from 1971-1977(he played part-time for the Chiefs,in 1977)... by the way,Brown rushed for 942 yards,in 1957,his first year in the NFL...