Fethullah Gulen: Powerful but reclusive Turkish cleric
By Tim Franks BBC Newshour, Pennsylvania
Speaking to the BBC's Newshour, Fethullah Gulen said: "It is not possible for these judges and prosecutors to receive orders from me."
Fethullah Gulen has been called Turkey's second most powerful man. He is also a recluse, who lives in self-imposed exile in the US.
An apparent power struggle between his followers and those around the Turkish Prime Minister, Recep Tayyip Erdogan, has reached a new pitch of intensity and loathing.
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