Caribbean Islands Crack Down on Undocumented Immigrants  First,
riot police raided the slum with batons and pepper spray. Then
authorities shut off the water and electricity. With an eviction
order pending in the courts, police stand sentry outside the
shacks belonging mostly to Dominican migrants.  The Puerto Rican
government says it's trying to clear a dangerous flood zone in
Villas del Sol, a shantytown just west of the capital of San
Juan. But residents say the show of force targets foreign
laborers as Puerto Rico's unemployment rate tops 16 percent.  As
jobs vanish in the global financial crisis, Caribbean
governments are cracking down on undocumented migrants seeking
work. The increased enforcement highlights deep economic
divisions in a region where poor Dominicans, Haitians and
Jamaicans seek better lives on more affluent islands such as the
Bahamas, Antigua and Barbados.  And it's causing rifts among
island governments, with some accusing others of violating the
cooperation the region is trying to bu