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6/25/2013 5:12 P.M. ET

Free agent Minor Leaguer O'Connor suspended

          The Office of the Commissioner of Baseball announced today that free agent Minor League left-handed pitcher Michael O’Connor has received a 50-game suspension without pay after testing positive for metabolites of Trenbolone, a performance-enhancing substance in violation of the Minor League Drug Prevention and Treatment Program.

          The suspension of O’Connor will be effective immediately upon his signing with another Major League organization.

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