The U.S. Justice Department said the four wanted to prevent Guido Alejandro Antonini Wilson , a businessman from Miami , Florida , from talking to authorities . Alleged agents accused of trying to stop a US citizen from talking to authorities . Miami - based businessman Alejandro Pérez allegedly attempted to enter Argentina with $ 500 . Cash is believed to have been for Cristina Fernandez de Castro election campaign .
Alleged agents accused of trying to stop a US citizen from talking to authorities . Miami - based businessman Alejandro Pérez allegedly attempted to enter Argentina with $ 500 . Cash is believed to have been for Cristina Fernandez de Castro election campaign .