CáRDENAS, Cuba · Elián González says he wants to be a gymnast when he grows up. But his grandfather, Juan González Sr., knows Elián's future career choices are as variable as any normal preteen's and could change next month. "I want him to be a good man, to do good deeds, not do anything he will regret. Everything else is all right," he said, sitting in his home in the coastal town of Cárdenas under a large photograph of a very young Elián. At age 11, the boy whose bitter custody battle stands as a symbol of the Cold War...