The State Department’s top security officer is coming under scrutiny for playing a role in creating a special board that is investigating last month’s fatal attack on the U.S. Consulate in Benghazi, Libya. One of the State Department’s accountability review board’s key tasks will be to probe why the office of Patrick Kennedy, undersecretary of state for management, rejected requests for more diplomatic security in Libya in the weeks leading up to the Sept. 11 terrorist attack. Mr. Kennedy, a career diplomat whose portfolio includes being the top security officer, signed the memo Oct. 1 that set up the review...