Scene: The Aeronaves de Mexico airline office in the sweltering west-coast town of Culiacan. Time: 9 a.m. A nervous man in khaki shoves a heavy drum-shaped package across the counter.
The airline clerk, making out a waybill: "Contents?"
The nervous man: "White lead paint."
"Jesus Montes . . . Look, this package absolutely must be on the 10:05 direct plane to La Paz in Lower California."
The nervous man walks away quickly.
Airline clerks, however, sometimes have a way of being forgetful. Despite his assurances, the clerk neglects to put the package...