April 22, 2008
Polls are almost closed in the last of the big states to weigh in on the
Democratic presidential race.
In less than two hours at 8 p.m. voters in Pennsylvania will have weighed in on the hard-fought contest.
The race is seen as crucial to Senator Hillary Clinton who trails behind Senator Barack Obama in delegates. Recent polls taken before Tuesday's primary favored Clinton to win the state.
And during a stop in Philadelphia, Obama admitted that the state has been "an
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