Squaring off in the second of three debates, Barack Obama and John McCain drew sharp differences over the origin of domestic and international problems -- and how to tackle them. Obama tied McCain to President Bush on Iraq and economic deregulation, while McCain painted Obama as overly reliant on government.
Alaskan lawmakers investigating Gov. Sarah Palin's firing of her public safety commissioner defended their probe to the state Supreme Court on Tuesday, three days before the deadline for their report.
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