Spain looks for a bank lifeline

MADRID, SPAIN - MAY 29: Commuters are reflected on the headquarters of Bankia SA on May 29, 2012 in Madrid, Spain. Spanish borrowing costs have increased after the government announced a rescue plan for Bankia involving more public debt. (Photo by Denis Doyle/Getty Images)

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    Spain looks for a bank lifeline

Spain requests aid for its troubled banking sector, as CNN's Al Goodman reports.