Obama to Romney: My pension 'not as big as yours'

"Have you looked at your pension? Mr. President, have you looked at your pension?" he asked repeatedly, stepping toward Obama.

The president responded with a quip.

"You know, I haven't looked at my pension. It's not as big as yours," he said.

Romney defended his investments, saying they've been placed in a blind trust for the last eight years and include some foreign investments as well as Chinese companies, but that the same holds true for Obama.

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