MEXICO: The Great Race

From the sunbaked, palm-dotted town of Tuxtla Gutiérrez near the Guatemalan border, 97 carefully tuned automobiles set off last week on the first northward lap of the second Pan-American stock-car race, a five-day, 1,933-mile scramble sponsored by Mexico's National Automobile Association. Competing with Mexican speed demons for $68,000 in prizes—and the glory of beating some of the world's nerviest racers to Ciudad Juarez—were two-man teams from the U.S., Canada, Peru, Colombia, Venezuela, France and Italy. Ahead of them were the hairpin curves, roller-coaster dips and erratic paving of the Pan-American highway,...