Jeter set to call it a career after 2014

( - Derek Jeter is apparently set to call it a career.

The New York Yankees shortstop wrote a letter on his Facebook page Wednesday, saying he will retire after the 2014 season.

"I could not be more sure," the Yankees captain wrote in a thank you letter. "I know it in my heart. The 2014 season will be my last year playing professional baseball."

More to follow.

02/12 14:14:33 ET