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3/16/2013 4:50 P.M. ET

A's Release LHP Garrett Olson

The Oakland A's released left-handed pitcher Garrett Olson, a non-roster invitee, so that he can pursue an opportunity to pitch in Korea, the club announced today.

The A's now have 45 players in camp.  That includes 37 players on the 40-man roster and eight non-roster invitees.  The breakdown includes 20 pitchers, four catchers, 13 infielders and eight outfielders.

This story was not subject to the approval of Major League Baseball or its clubs.