Residents stand behind a picture of Edelmiro Cavazos, the mayor of Santiago, Mexico, who was abducted and slain by a drug cartel The murder scarred a part of Mexico that was supposed to be reasonably safe from violence and crime. Santiago is a picturesque town of waterfalls, colonial churches and holiday homes for the rich. Its mayor, Edelmiro Cavazos, was a blue-eyed 38-year-old educated in the U.S....