havana cubans say heartbroken enrage unite state decision friday stop process visa embassy havana would tear seam families already divide florida straits unite state say cut diplomatic presence cuba half mysterious attack embassy personnel therefore halt regular visa operations think go see family terrible thing say pensioner xiomara irene louzado 74 plan visit unite state see sister nephews louzado say also want visit grave sister mother travel regularly simply long know next could unnecessary inhuman say laura hernandez cuban student hop move live father unite state many families reunify ... cuba number population 11.2 million estimate million cuban americans unite state remain unclear visa u.s. havana embassy still process recourses cubans suspend visa process havana notice website read cuban applicants non immigrant visa may apply another u.s. embassy consulate overseas unite state one specific deal former cold war foe issue 20,000 visa year cubans seek emigrate agree 1994 rafter exodus prevent take sea illegally makeshift craft short effective third country workaround visa applications friday measure would likely ensure violate agreement say michael bustamante assistant professor latin american history florida international university cuban government deny involvement allege attack diplomats havana warn trump administration politicize twenty-one u.s. embassy employees cuba injure report symptoms hear loss dizziness headache fatigue cognitive issue difficulty sleep state department say several canadian diplomats complain similar symptoms american counterparts canada say friday plan reduce staff embassy havana many cubans friday say felt collateral damage war anti-castro lobby unite state cuba u.s. president donald trump republican june say want partially roll back detente agree cuba predecessor democrat barack obama politics always end affect poor people government say jessica aguila 38 office employee plan visit family christmas months advance two countries turn dust washington friday also warn u.s. citizens visit caribbean island move likely hurt many cubans work hospitality sector one thrive amidst gloomy economic outlook although take beat early month hurricane irma work havoc much island infrastructure trump already imminent danger us say magdalena hernandez 67 bad category hurricane cubans heartbroken angry ca n't seek u.s. visa havana