Michael Ulloa Diaz
Michael Ulloa has been an umpire in Spain's Division de Honor. He also worked the 2009 European Junior Championship, 2010 European Cup, 2011 European Championship Qualifiers, the 2013 World Baseball Classic Qualifiers and the 2017 World Baseball Classic where he was assigned to Pool D games played in Mexico. He then worked the 2019 Premier 12.
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