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The night of smoke, chaos, gunfire and grenades that killed four Americans in Benghazi, Libya, is well-documented. Eight months later, it is the decisions made back in Washington that remain murky and in perpetual dispute.
Secretary of State John Kerry is heading back to the Middle East this week to press his case for peace talks between Syrian rebels and President Bashar Assad's regime amid increasing signs the new U.S. strategy to halt the war is being undermined by Russia.
The Senate Judiciary Committee is aiming this week to pass a landmark immigration bill to secure the border and offer citizenship to millions, setting up a high-stakes debate on the Senate floor.