Republican senator threatens to block Obama's CIA nominee

WASHINGTON (Reuters) - A Republican senator threatened on Tuesday to block the confirmation of President Barack Obama's nominee to head the CIA until the administration provides more information to Congress about the September 11, 2012, attacks on U.S. facilities in Benghazi, Libya. Senator Lindsey Graham said his objection was not directed at Obama's CIA nominee - 25-year agency veteran John Brennan - but was an attempt to extract information about the Benghazi attacks from the White House. "I do not believe we should confirm anyone as Director of the CIA until our questions are answered," Graham said in a...