Big Papi to Retire at the End of the Season

Though there were rumors yesterday, David Ortiz made the official announcement today:

Here are some of the articles trying to put Papi’s careeer into context:

* Brain MacPherson says [no hitter has ever meant more to the Red Sox than Big Papi](

* David Schoenfield calls him [an iconic player](

* Jeff Sullivan shows how [Papi has refused to decline with age](