THE MEXICO RUN Mark Johns returns from his tour of duty in Vietnam with a great money-making scheme. He plans to head down to Mexico, score a supply of Acapulco Gold, and re-sell it to a supplier in San Francisco. But to do so, he has to first deal with a crooked Mexican cop named Captain Hernando Morales, a very dangerous man who's got his hand in just about everything. Before he can even get started, Johns rescues a young runaway...