FILE - In this file photo dated Monday Aug. 19, 2013, Britain's Royal Navy ship HMS Westminster, right, sails along the Gibraltar stretch backdropped by the tiny territory on the southern tip of the Iberian peninsula the rock of Gibraltar, near to La Linea de la Concepcion, Spain.  Fabian Picardo, the chief minister of the tiny British territory, said Sunday May 29, 2016, that Gibraltar could find its access to the single European market blocked by a hostile Spanish government if the United Kingdom votes to leave the European Union in their upcoming referendum next month. (AP Photo/Laura Leon, FILE)
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