washington republican presidential candidate donald trump increase attack former beauty queen vague unsubstantiated allegation sex tape predawn twitter post friday democratic rival hillary clinton denounce unhinge trump refusal drop invective alicia machado miss universe venezuela criticize gain weight crown 1996 threaten damage already weak stand among women hispanics less six weeks go nov. election trump make reference without give evidence sex tape involve machado publicly denounce week humiliate bully attack provide critics new fodder question temperament white house crook hillary help disgust check sex tape past alicia become u.s. citizen could use debate trump say twitter message early hours friday elaborate allegations beyond say clinton campaign unaware beauty queen past dupe campaign rally coral spring florida clinton say episode evidence man provoke tweet nuclear cod get a.m. morning engage twitter attack former miss universe mean hurl many insult could really things like late twitter meltdown unhinge even prove temperamentally unfit president unite state say late friday buzzfeed say trump make appearance playboy softcore pornographic movie 2000 say obtain online adult video store new york state trump role porn relatively benign center around break bottle champagne playboy-branded limo several playmates visit new york city online media outlet say lot talk sex tap today strange turn events one adult film emerge today star donald trump clinton spokesman nick merrill tell reporters campaign event florida reuters could confirm buzzfeed report trump campaign respond reuters request comment merrill early say clinton call machado friday thank say courage show politico report machado star racy reality tv program pose naked playboy mexican version say media outlets find evidence star pornographic film machado u.s. citizen dismiss fresh attack message instagram call cheap lie man intent defame way hate campaign republican candidate insist discredit demoralize woman clearly one frighten characteristics write post spanish next photo drape american flag clinton raise trump treatment machado first presidential debate monday example view women clinton say trump former owner miss universe pageants call machado miss piggy also miss housekeep latina trump attack machado follow day television interview seek rebound debate clinton widely view also promise hit clinton hard next debate oct. suggest might attack clinton infidelities husband former president bill clinton speak fox news tuesday trump say machado gain massive amount weight pageant win real problem critics say offensive week raise question trump character 70-year-old former reality tv star never run office habit make off-the-cuff insult alarm many republican party establishment take bait clinton dangle monday trump echo august entanglement days-long public dispute parent muslim army captain kill iraq incident cause anguish among many republican leaders concern nothing gain attack grieve family trump remark friday could hurt women hispanic voters clinton 68 former u.s. senator secretary state first woman win presidential nomination major u.s. political party lead trump opinion poll late reuters/ipsos national track poll release friday show clinton lead 43 percent trump 38 percent among likely voters clinton mock trump week complain faulty microphone monday debate commission presidential debate say friday regard first debate issue regard donald trump audio affect sound level debate hall sound affect record-setting audience 84 million people tune 90-minute exchange rally novi michigan trump wonder aloud whether microphone problem deliberate difficult situation like know bad think 100 million people watch stop show wonder bad say trump go offensive former beauty queen clinton call 'unhinged