A recent crackdown on migrant smuggling and human trafficking throughout the Americas turned up migrants from 69 countries, an indicator of the steep growth in Asians and Africans who are crossing oceans and continents to reach the United States. Coordinated by the international police organization Interpol, the fifth annual Operation Turquesa united immigration enforcement officers from throughout the Americas from Nov. 27 to Dec. 1 in an attempt to dismantle international crime syndicates. Among the victories officials claimed were stopping a Portuguese national who was buying newborn babies from impoverished Brazilian women for sale in Europe, arresting three suspects linked…