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PBS News Hour
Will results from the Iowa caucuses yield a single winner?
After a year and a half of speeches, town hall meetings, and tens of millions of dollars spent, the Iowa caucuses will finally produce a winner of the first in the nation contests. Or will they? With the Democrats revamping their vote-count rules, it may be possible to have a two- or even three-way tie. Special correspondent Jeff Greenfield explains the caucuses process from Iowa.
