Has anyone changed their minds? Voting expert Professor John Curtice on how year of turbulence failed to swing opinion

Angela Merkel and other world leaders try in vain to change the mind of Donald Trump at G7 summit in June (Jesco Denzel /Bundesregierung via Getty Images)
Angela Merkel and other world leaders try in vain to change the mind of Donald Trump at G7 summit in June (Jesco Denzel /Bundesregierung via Getty Images)

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