LOS ANGELES -- When Hispanic groups across the country ask for donations for victims of Hurricanes Wilma and Stan, they often promise contributors one thing: The governments of Mexico, Guatemala and El Salvador will not get their hands on the money. Many Hispanics in the U.S. are afraid corrupt officials in Latin America will skim donations, and they hesitate to contribute, some volunteers say. The two storms that slammed Central America last month brought into sharp focus a trend among U.S.-based development organizations and Hispanic community groups — when disaster strikes, many groups send money directly to community organizations in...