Australian Prime Minister Julia Gillard addresses a joint meeting of the U.S. Congress from the floor of the House of Representatives at the U.S. Captiol March 9, 2011 in Washington, DC.
Congressional Democrats need 25 seats to retake the gavel from Republicans this November. It's a tall order -- and an expensive one. Both parties consider California a battleground for house races, and buckets of campaign cash are being dumped into the Golden State. As part of our Election 2012 coverage we take a look at four tough contests in and around Sacramento and the San Joaquin Valley. Reporter: Tara Siler
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