There is no question that Mariano Rivera is a Hall of Fame closer.   But the question now is, Will Rivera get into Cooperstown on the first ballot like a Ty Cobb or Ted Williams or Hank Aaron or Ernie Banks or Willie Mays or Cal Ripken Jr. or Mickey Mantle or Rickey Henderson?  His chances are good.  630+ saves, less than 1.00 postseason ERA, five rings and the fact that no one was like him during his time.  What do you think?  Vote here: