MEXICO CITY – The discovery of 72 slain Central and South American migrants on a ranch just south of the U.S. border provides a horrific reminder of the brutality of human trafficking in a country dominated by drug cartels. Do we (United States of America) bear a responsibility in the death of 72 folks who, according to Associated Press, were making their way toward the Southwest border of the United States and planning to gain illegal entry into this Country? In an April report, Amnesty International called the plight of tens of thousands of mainly Central American migrants crossing Mexico for the U.S. a major human rights crisis. The report…