Examine the past 30 years, as a second wave of Cubans and hundreds of thousands Salvadorans, Nicaraguans and Guatemalans flee to the U.S., creating a debate over undocumented immigrants that leads to calls for tightened borders, English-only laws and efforts to brand the undocumented as a drain on public resources. Simultaneously, the Latino influence is booming in business, sports, media, politics and entertainment. Latino Americans become the largest and youngest growing sector of the American population.