    Sentence-4: Shadrin“said, Khoilatkovsky ’s aircraft was:  approached’ -by.. officers. identifying. ‘themselves “as  menibers of: the FSB intelligerice service + thé dorrigstié  Successor to the Soviet KGB,    Senteficé &:‘Shadrin said: Khodorkovshy, §aitcaft Saas  approgched: ‘by. “offters -Idenitifyrig., themnsélves -as  mmeinbers of the FSB dontestic.intetgenice senvice