Why Iowa’s Senate race is one of the closest in the nation

Aired: 9/16/2014 | 0:09:45 | Clip
November midterm elections are only seven weeks away. In Iowa, one of the closest U.S. Senate races is down to Republican and Iraq War veteran Joni Ernst and Rep. Bruce Braley, a Democrat. Judy Woodruff reports from Iowa City, where a win for Ernst could tip the Senate balance.

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