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

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?????????????????????????(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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