Romney challenges Obama in blue-collar areas of Pennsylvania

The towns around Pittsburgh, the blue-collar areas where conservative Democrats live, are considered the greatest challenge for President Obama in battleground Pennsylvania, which is why it’s no surprise Mitt Romney made a campaign stop there Tuesday. Obama’s team has tried desperately to block Romney from any opening in a state that Democrats have won in presidential elections for two decades. … “The president has to guard it and defend it as if his election depends on it, and it does,” said Christoher Borick, Muhlenberg College’s political pollster. [cont.]

Colby Itkowitz, The Morning Call (L.A. Times)