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??9????????????????20????? ???????????????9???????15??????,??????????,?????????????????«?»(The Desert News)??????????17?????????????????,?????,?????????,???????????????????

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?,??????????,???????????,??????????????20?????60????,???????,??

??????(NPR)??????????????????????????????17????,??(Soufan Group)??????????????????????(Colin Clarke)?????????,??,??????,????

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??,???????????????,?????????????????,??????????????????????(University of Maryland)??????????????????????????????????(START Center)??????????????????(Gary LaFree)?????????????????????????:“??????????,??21?????????????????????????2015???????????????????2016???(?????????????????????)????”

??????????,??????????????,???????????????????????,“?????????????????”????(Bridging Divides Initiative)??????????“?????????????????”?????????????(CivicPulse)??,????????????????????????????????????????????????????,????

????????????,?????????????????????????(CBS News)???,????????????????,?????

?????????,?????????«?»???(PBS NewsHour)????????????????????(NPR)????(Marist)???????,??????20%???,??????,????????

?,????????????????(Ryan Cowley)??,???2020????,????????29????20??????,???“?”??????????????????????,???????????????????:“??,??????????????????????????,????(????)?”

????????????????,?????(NBC Washington)?????????,?????????????????,?????????????,???,??????????????

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??(University of California - Davis)????????,??,?????????????25%?????????????????????,??????????????????????????????????????????,???,???

???????(American University)????????????????????????????,?“??,??”?

????(Polarization and Extremism Innovation Lab)????????????????????????????????????????(Brian Hughes)?????,??,????,????????????????????“??,?????”???????

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