(Oakland, CA)  --  Dee Gordon broke a scoreless tie with a two-run homer in the top of the 12th inning as the Mariners blanked the Athletics 2-0 in Oakland.  Jean Segura finished 4-for-5 as Seattle avoided the three-game sweep.  James Pazos was credited with the win and Edwin Diaz closed it out for his MLB-leading 47th save.