Calvin Edwin `` Cal '' Ripken , Jr. ( born August 24 , 1960 ) , nicknamed `` The Iron man '' , is an American former baseball shortstop and third baseman who played 21 years in Major League Baseball ( MLB ) for the Baltimore Orioles ( 1981-2001 ) .
Calvin Edwin `` Cal '' Ripken , Jr. ( born August 24 , 1960 ) , nicknamed `` Iron Man '' , is a former Major League Baseball shortstop and third baseman .