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Obama's Pentagon pick faces Senate grilling

US President Barack Obama announces Chuck Hagel (L) as his nomination for defense secretary, in the East Room of the White House January 7, 2013 in Washington, DC. The Vietnam War veteran will face a tough grilling Thursday from Republicans who have paintThe Vietnam War veteran picked to lead the Pentagon, Chuck Hagel, will face a tough grilling Thursday from Republicans who have painted him as hostile toward Israel and ready to appease Iran.