altoona pa. republican donald trump friday back away comment call president barack obama democratic nominee hillary clinton founder militant group islamic state republican party seek project unity behind candidate new poll show trump whose unfiltered speak style repeatedly land hot water lose grind three crucial state ahead nov. general election clinton surprise appearance republican national committee chairman reince priebus private express fury trump action early month introduce candidate campaign event erie pennsylvania two hug onstage honor work donald trump campaign priebus tell thousands trump supporters believe garbage read let tell something donald trump republican party go put white house save country together republican source early month say priebus furious trump failure endorse house representatives speaker paul ryan feud parent muslim american soldier kill iraq trump endorse ryan days late trump bring priebus stage late another rally altoona pennsylvania thank work do insist great unity party say great unification trump say trump friday tell rally altoona erie remark early week call obama clinton founder isis islamic state also know sarcastic say true somewhat sarcastically founder isis close second trump say altoona trump first make unfounded claim wednesday repeat week trump claim sarcasm july well heavily criticize invite russia dig tens thousands miss email clinton time u.s. secretary state wall street journal/nbc news/marist poll release friday suggest support trump erode among voters three battleground state state hotly contest populations swing either republicans democrats thus play decisive role presidential elections ultimately decide state-by-state tally electoral college poll find clinton widen lead colorado virginia north carolina hold advantage florida clinton release tax return friday paint move sign transparency campaign say trump lack u.s. presidential candidates require release tax return become common custom trump cite audit internal revenue service refuse release return trump also say tax one business reveal little trump schedule speech warren ohio monday focus would handle threat pose islamic state trump say would knock hell isis without offer detail trump mire repeat controversies recent days draw heavy criticism suggest gun right activists could take action clinton statement late say aim rally vote nearly one-fifth register republicans want trump drop race white house accord reuters/ipsos poll release wednesday republicans frequently trace birth islamic state obama administration decision withdraw last u.s. force iraq end 2011. many analysts argue root lie decision george w. bush republican administration invade iraq 2003 without plan fill vacuum create saddam hussein ouster bush administration negotiate 2009 agreement call withdrawal u.s. force iraq dec. 31 2011. erie event trump seem acknowledge face formidable opponent clinton well difficult electoral path republicans tough path fault say say clinton campaign smart keep spotlight talk reporters often ... expose go good say mean brain expose mind question want try fake through trump also say altoona way could lose pennsylvania clinton cheat go on say want authorities monitor vote closely know happen folks beat happen here trump back isis comment party head appear rally show unity