What position did Albert Pujols primarily play?

Which player was nicknamed "Hoot"? What position did Ozzie Smith primarily play? Ozzie Smith is best known for playing with which MLB team? What uniform number did Ozzie Smith wear with the Cardinals? Albert Pujols is best known for playing with which MLB team? What uniform number did Albert Pujols wear with the Cardinals? Which player was nicknamed "The Machine"? What position did Yadier Molina primarily play?