DES MOINES, Iowa — Despite John McCain's prediction of an upset, Barack Obama reached for a landslide Friday, invading his rival's home state with TV ads and building a lead in early voting in key battlegrounds as the presidential race headed into a hectic final weekend.
McCain charged that Obama, bidding to become the first black president, "began his campaign in the liberal left lane of politics and has never left it. He's more liberal than a senator who calls himself...
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