Presidentiality: Herman Cain and the Electrified Fence
Clip: Season 2 | 2m 39s
Republican presidential candidate Herman Cain said recently that he would support building an electrified fence at the U.S.-Mexico border that could "kill" illegal immigrants. Presidentiality looks at the history of immigrants braving all kinds of violence in order to start a new and better life on American soil.
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