How to listen for racism on the campaign trail

WHEAT RIDGE, Colo.: A detail of a 2009 billboard questioning President Barack Obama's American citizenship and lampooning him as an Islamic jihadist stood over a used car lot.
(Photo by John Moore/Getty Images)
Conservatives and liberals alike have accused GOP candidates of dog-whistling — the use of coded, ambiguous language to appeal to the prejudices of certain subsets of voters. Is this a major problem on the campaign trail? How can we listen for dog-whistling?
Kerri's guest are Jeffrey Goldberg, national correspondent for The Atlantic and a recipient of the National Magazine Award for Reporting, and Jason Johnson, professor of political science and communications at Hiram College in northeast Ohio.
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