There are about 40 of them -- ghost employees of the State Department. They have had their security clearances suspended and are under investigation until officials decide whether to revoke or restore them. Some of the employees are Foreign Service officers with decades of experience. They say they have been waiting for as long as two and three years for the Bureau of Diplomatic Security, which investigates possible security risks, to make decisions in their cases. Daniel Hirsch, one of the diplomats with a suspended clearance, was recalled to Washington from a Central Asian nation after his wife sought marital...