BRIEF-Spain's OHL in talks to sell 5-10 pct stake in Mexican arm
MADRID Nov 17 (Reuters) - Spain's OHL
* Says in talks to sell 5-10 percent stake in OHL Mexico
* Spain's OHL says will remain majority shareholder in OHL Mexico
* OHL says operation forms part of debt reduction policy Further company coverage: (Reporting by Paul Day; Editing by Julien Toyer)
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